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.

Example Input: Sentence1: Nina needed cash for a prom dress. Sentence2: She decided to deliver papers to earn money. Sentence3: She rode her bike passing out papers. Sentence4: After a week, it was time to collect her pay.
(A) Nina bought a new bike with her earnings. (B) She earned enough to buy the dress.
Example Output: B

Example Input: Sentence1: Lary was a poor coal miner. Sentence2: Lary would work long hours every day in the mines. Sentence3: Lary was mining one day and saw a sparkle in the distance! Sentence4: Lary had found a vein of gold ore!
(A) Lary ignored it and kept working. (B) Lary was happy and excited.
Example Output: B

Example Input: Sentence1: My two year old son refused to wear training pants. Sentence2: He always begged to wear a diaper. Sentence3: One day, out of frustration, I let him remain naked. Sentence4: He went to the potty and used it when I wasn't looking.
(A) Now I don't try to make him wear training pants. (B) Child protection services removed him from the home.
Example Output:
A