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: Gina needed to decide what topic she would write a speech on. Sentence2: She had no clue where to start. Sentence3: She liked fish, and thought this might be a good subject. Sentence4: She decided she would give a speech about dolphins.
(A) She went to the library to research and gave a great speech. (B) Gina was soon fired as a dolphin trainer.
B