Title: The System Check. Sentence 1: Marvin called a repairman to his house. Sentence 2: His air conditioner seemed to be struggling. Sentence 3: It was almost 80 degrees in his house. Sentence 4: The repairman replaced a part. Choices: a. He watched them until they were out of sight. b. By that evening, the house was a cool 72 degrees.
b