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

<passage>:
Two men had died before Syme Rector's guns to give him the key to the ancient city of and took up the pursuit of the dark figure ahead once more. himself off as an itinerant prospector and gain entrance to the city, and concluded that he must have reached Lillis. After that, his only They knew, of course, that he was an outlaw—the very fact of the didn't know that he was Syme Rector, the most-wanted and most-feared He walked a little faster, as his quarry turned up a side street and The man was waiting for him at the mouth of the ascending tunnel. Syme looked at him casually, without a flicker of expression, and started to walk on, but the other stepped into his path. He was quite young, Syme saw, with a fighter's shoulders under the white leather, "I don't understand," Syme said. "The game, the angle. You've been following me. Do you want trouble?" "Why, no," Syme told him bewilderedly. "I haven't been following you. Syme murmured something and turned away, feeling the spaceman's eyes on the small of his back until he turned the corner. At the next a block away. He waited until he saw the boy's broad figure pass the even the photograph on the card could be forged once Syme got his hands imitated, and the only way to get it was to kill. the transparent tube, Syme followed. He put a half-credit slug into the overhead. Syme looked up, after his first appraising glance about the away. Except for him, the platform was empty. Syme loosened his slim, It was over in a minute. The boy whirled as he came up, warned by some slight sound, or by the breath of Syme's passage in the still instinctive gesture. But the blow never landed. Syme's pistol spat its Syme stooped over him swiftly, found a thick wallet and thrust it into It fell, and in the same instant Syme felt a violent tug at his wrist. he realized what had happened—one of the hooks on the dead spaceman's falling, linked to the body of his victim! little and Syme's fingers slipped a little with each motion. Fraction by slow fraction of an inch, it came up. Syme could feel the The reaction swung Syme against the building again, and he almost He heard running footsteps, and then a pale face peered over the ledge pulled, with much puffing and panting, and with his help Syme managed to get a leg over the edge and hoist his trembling body to safety. Syme looked at the man, nursing the tortured muscles of his arms. His "I'm not hurt," Syme said. He grinned, his white teeth flashing in his thought—you'd gone over." He looked at Syme questioningly. "Never mind," said Syme, taking his arm. "The shock must have busted it cafe around the corner. Syme wasn't worried about the man he had just killed. He had heard no second thud, so the body must have stayed on friendly toward the slender, mouse-like man across the table. It was , of course. He knew it, and didn't care. In the morning it was safer to be seen with a companion than to be alone. need a guide. D'you know this part of Mars well?" "Sure," said Syme absently. Out in the center of the floor, an AG after them. Syme watched them through narrowed lids, feeling the glow Syme snapped to attention, every nerve tingling. An indefinable sense, a hunch that had served him well before, told him that something big was coming—something that promised adventure and loot for Syme Rector. "Why?" he asked softly. "Why to Kal-Jmar?" Harold Tate told him, and later, when Syme had taken him to his rooms, he showed him what was in his little black suitcase. Syme had been In the early days, when the conquest of Mars was just beginning, Earth Tate, a physicist, had stumbled on a field that seemed to be identical hours, by the blindest of chances, blurted out his secret to Syme Syme's smile was not tigerish now occur to him that he had been indiscreet. "They're unpredictable," Syme told him. "They're built differently, and Syme turned the little sand car up a gentle rise towards the tortuous When the first colonists came here, they had to learn "So you think they might attack us?" Tate asked again, nervously. do anything," Syme said curtly. "Don't worry about it." Syme stopped the car abruptly as a deep, winding channel appeared across their path. "Gully," he announced. "Shall we cross it, or follow Syme nodded and moved the sand car up to the edge of the gully. Then he was in and would bear the car's weight, and Syme started the car over almost-black sky visible from the floor of the gully, and shook his head. Neither Syme nor Tate ever had a chance to test the efficiency of their harpoon gun. They had traveled no more than five hundred meters, and "Look out!" and grabbed for the nearest steering lever. gully. Syme was saying, "What—?" when there was a thunderous crash the ground immediately to their left. Syme was cursing slowly and steadily with a deep, seething anger. Tate Syme looked. "Those," he said bitterly, "are Martians." Syme stopped cursing and watched tensely. Tate said nothing, but he then gestured with his energy gun. That gun, Syme knew from experience, "Come on," Syme said grimly. He rose and reached for a pressure suit, and Tate followed him. started off. The other natives closed in on them, and they all bounded They bounded along for what Syme figured as a good kilometer and a phosphorescent gleam from fungus along the walls, but Syme couldn't Syme swore amazedly. "I thought you said they didn't speak Terrestrial," Tate said. Syme ignored him. "But how—?" He darted a glance at Syme's darkly scowling face. His own hairy face was expressionless, but Syme sensed that he was amused. "Yes, you're "Never mind that," Syme broke in impatiently. "What do you want with The Martian looked at him appraisingly. "You already suspect. It was a weird situation, Syme thought. His mind was racing, but as yet Syme noticed that the other Martians had retired to the farther side of leader, who was standing alertly on all fours a short distance away from them, holding the Benson gun trained on them. Syme tried not to Syme saw all his hopes of treasure and glory go glimmering down the him exploded. Too swiftly for his intention to be telegraphed, before strong. Syme scrambled desperately for the gun, got it, but couldn't swift pad of his followers coming across the cavern. The next instant a ray blinked at him, and he rolled out of the way barely in time. The searing ray cut a swath over the leader's body and swerved to cut down on him. Still rolling, he fired at the holder of Syme jumped to his feet and faced his enemies, snarling like the seeking out the ones armed with Bensons in swift, terrible slashes, the rest in two terrible, lightning sweeps of his ray, then dropped kit at his side, drawing in great, gasping breaths, and fumbled out burned, bleeding leg, but he kept on until the quick-drying fluid could have grabbed a spear or something, but—I just couldn't, not even to save my own life. I—I halfway hoped they'd kill both of us." Syme glared at him and spat, too enraged to think of diplomacy. He didn't know what to do about it. Still silently, Syme refilled his oxygen tank, watched Tate do the same, and then picked up two spare tanks and the precious black

<question>:
How did Syme know the target he was following at the start of the story?

<options>:
A The target once arrested Snyme
B He did not know him
C He was hired to kill him by another outlaw
D They had once worked together on a pillaging mission

<answer>:

B