Given the task definition and input, reply with output. 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 end sentence choices from (A) and (B), such that the story does not sound complete and coherent, i.e., select an incorrect end sentence.

Sentence1: The sea was frightening during a storm. Sentence2: Marcus hated the way the boat rose up and crashed down. Sentence3: It made him sick to his stomach. Sentence4: He cowered in his cabin and shut his eyes but it didn't help.
(A) Marcus was so thrilled that he started dancing. (B) Marcus then vomited from sea sickness.
A