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.

Ex Input:
Sentence1: Sarah had never been on a boat before. Sentence2: Today her mom took her to the pier for her very first boat ride. Sentence3: Sarah was very excited. Sentence4: She stepped on the boat and heard the engine roar.
(A) It was such a long car trip. (B) She loved every minute of it.

Ex Output:
B

Ex Input:
Sentence1: Lou was on a diet. Sentence2: She was eating very little. Sentence3: But she still struggled to lose weight! Sentence4: Then she added an exercise regimen.
(A) Lou was finally able to lose weight. (B) Lou decided she had lost enough weight.

Ex Output:
A

Ex Input:
Sentence1: Gina decided to bake an apple pie for the first time. Sentence2: She was extremely careful to follow the recipe exactly. Sentence3: After putting the pie in the oven, she eagerly waited to try it. Sentence4: It turned out to be delicious!
(A) So she decided to throw it in the garbage. (B) She shared the recipe and the pie with all her friends.

Ex Output:
B