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.

Input: Consider Input: Sentence1: Mark and Frank were swimming in Mark's family's pool. Sentence2: Mark's mother brought out a sponge ball to them. Sentence3: Mark and Frank had fun tossing the ball back and forth. Sentence4: But then the saturated ball accidentally hit Mark's mother!
(A) Mark and Frank apologized profusely. (B) Mark and Frank hit her again.

Output: A

Input: Consider Input: Sentence1: My friend nathan and his family went to the lake one summer. Sentence2: One day Nathan's dad left and didn't leave a lighter for his mom. Sentence3: Well his mom was very upset and made him walk to the store barefoot. Sentence4: Poor Nathan had to walk down a gravel road to bring his mom matches.
(A) When Nathan returned, he felt very happy for the exercise. (B) When Nathan returned, his mom apologized for being so mean.

Output: B

Input: Consider Input: Sentence1: Logan and Maria decided to make a film together. Sentence2: They wrote the script and hired the actors. Sentence3: After a lot of work, finally the film was done. Sentence4: They invited everyone to come see it.
(A) Logan and Maria were proud of the film. (B) Logan and Maria were ashamed of the film.
Output: A