Teacher:In this task, you're given four sentences of a story written in natural language. The given story is not complete and your job is to complete the story by selecting one of the sentence choices from (A) and (B), such that the story sounds fully coherent.
Teacher: Now, understand the problem? Solve this instance: Sentence1: Sal was mad that his parents were moving. Sentence2: They were moving to the eighth floor of a building. Sentence3: He hated living that high. Sentence4: After moving, he took a look out his bedroom window. 
 (A) Sal tossed his pillow out the window. (B) The beautiful view made him change his mind.
Student:
B