Read the following passage and questions, then choose the right answer from options, the answer should be one of A, B, C, D.

<passage>:
, she thought. He rapidly mounted the stairs and halted at the top to look around searchingly. His gaze lighted on their table, his eyebrows went up, and he made a beeline for Doc. Sandra wondered if the U.S. copyright on this publication was renewed.] Silently, so as not to shock anyone with illusions about well dressed young women, Sandra Lea Grayling cursed the day she had persuaded the stories to be picked up at the first international grandmaster chess Chess sets were everywhere—big ones on tables, still bigger There were signs featuring largely mysterious combinations of letters: FIDE, WBM, USCF, USSF, USSR and UNESCO. Sandra felt fairly sure about the last three. Siamese-twin clocks should be essential to a chess tournament struck Sandra as a particularly maddening circumstance. Her last assignment had been to interview the pilot pair riding the first American manned circum-lunar satellite—and the five alternate pairs who hadn't made the flight. This tournament hall seemed to Sandra "Not worth the trouble. The play was feeble. Barely Expert Rating." Sandra's chief difficulty was that she knew absolutely nothing about the game of chess—a point that she had slid over in conferring with the powers at the find a quiet bar and get pie-eyed in an evil, ladylike way. "Perhaps mademoiselle would welcome a drink?" "You're durn tootin' she would!" Sandra replied in a rush, and then looked down apprehensively at the person who had read her thoughts. It was a small sprightly elderly man who looked like a somewhat making a silvery nap. His pince-nez had quite thick lenses. But in sharp contrast to the somberly clad men around them, he was wearing a pearl-gray suit of almost exactly the same shade as Sandra's—a circumstance that created for her the illusion that they were fellow conspirators. chess be without coffee or schnapps?" chess," he assured her. "It is a curse of the intellect. It is a game for lunatics—or else it creates them. But what brings a sane and beautiful young lady to this 64-square madhouse?" Sandra briefly told him her story and her predicament. By the time they were served, Doc had absorbed the one and assessed the other. "You have one great advantage," he told her. "You know nothing whatsoever of chess—so you will be able to write about it Sandra grinned and nodded. Doc's ability to interpret her mind was as comforting as the bubbly, mildly astringent mixture she was sipping. to play through all the possible games of chess, not to mention the can't play chess like God. What the Machine can do is examine all the Sandra nodded. "Does a human chess player—a grandmaster, I mean—ever Business Machines has released. But in most chess positions the possibilities are so very nearly unlimited that even a grandmaster can chess-playing computer. The first practical model, reported by Bernstein and Roberts of IBM in 1958 and which looked four moves had a personality like that of a certain kind of chess-playing dub—a thousands of variations. Flesh-and-blood chess masters have lost games and began to whisper explosively in a guttural foreign tongue. Sandra's gaze traveled beyond the balustrade. Now that she could look apart and with a chessboard and men and one of the Siamese clocks set corresponding tables, five large dully glassy chessboards, the White One of the five wall chessboards was considerably larger than the other them had just laid a black cable to the nearest chess table and were attaching it to the Siamese clock. Sandra tried to think of a being who always checked everything, but "One expects it of Jandorf," he explained to Sandra with a philosophic wine-and-seltzer. Or did he? One tip I have for you: don't call a chess "Oh, yes. Chess clocks measure the time each player takes in making his "Gosh, I don't know. Say, Doc, is it really true that Master Jandorf Mikhail Votbinnik, USSR to you the only grandmaster ever to have been ex-chess-champion of the for two months in advance. Waiter! I'm here, not there!" And he went charging off. Doc and Sandra looked at each other and smiled. "Chess masters aren't exactly humble people, are they?" she said. Doc's smile became tinged with sad understanding. "You must excuse in the best temperamental-artist style. For chess players the prize her best chess players at all adequately. I think the Russian players —the international chess organization) are also backing Four men were crossing the center of the hall, which was clearing, toward the tables at the other end. Doubtless they just happened to be going two by two in close formation, but it gave Sandra the feeling of a phalanx. that you see the current champion of the world—Votbinnik—and an who have held that honor—Jal and Vanderhoef the director, way back." "Will whoever wins this tournament become champion?" "Oh no. That's decided by two-player matches—a very long business—after elimination tournaments between leading contenders. between the two countries," Doc said judiciously. "Chess mastery think so. It's just that if you play a lot of chess you get to looking "Yes. Now that's one with a lot of human interest. Moses Sherevsky. Jew. Can't play chess on Fridays or on Saturdays before sundown." He chuckled. "Why, there's even a story going around that one rabbi told —the clay Frankenstein's monster of Hebrew legend." Sandra asked, "What about Grabo and Krakatower?" in this tournament! He must have pulled all sorts of strings. Told them that his lifelong services to chess had won him the honor and that they It would be like that antique womanizer to develop senile delusions of youthfulness." "And Grabo?" Sandra pressed, suppressing a smile at the intensity of Doc's animosity. Doc's eyes grew thoughtful. "About Bela Grabo (why are three out of very brilliant player and that the Machine is very lucky to have drawn him as its first opponent." He would not amplify his statement. Sandra studied the Scoreboard again. "By no means. That was the trouble with some of the early chess-playing psychologist who at one time was a leading contender for the world's chess championship. I think WBM was surprisingly shrewd to pick him The newcomer was of middle height, compact of figure and feature, with graying hair cut short and combed sharply back. Doc spoke his piece for Sandra. grandmasters, including all four Russians, were seated at their tables. play, though not for chess-thinking. The difference in style between and has grandmaster skill." But about your idea, Miss Grayling—did you ever read about Maelzel's famous chess-playing automaton of the 19th Century? That one too was supposed to work by machinery (cogs and gears, not electricity) but actually it had a man hidden inside it—your Edgar Poe exposed the fraud in a famous article. In story I think the chess robot will too wrote a story about a chess-playing robot of the clickety-clank-grr imagine...." While Doc chattered happily on about chess-playing robots and chess stories, Sandra found herself thinking about him. A writer of some sort evidently and a terrific chess buff. Perhaps he was an actual medical doctor. She'd read something about two or three coming over with the umpteenth time in her career Sandra shied away from the guilty thought that she wasn't a writer at all or even a reporter, she just used dime-a-dozen female attractiveness to rope a susceptible man (young,

<question>:
According to the story, which famous writers have written about chess in the past?

<options>:
A Doc and Sandra.
B Ambrose Bierce and Edgar Allen Poe.
C Sandra and Dr. Krakatower.
D Edgar Allen Poe and Sandra.

<answer>:

B