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: Liz was babysitting a 5 year old boy. Sentence2: He wanted to play hide and seek. Sentence3: She found him a few times but then he disappeared. Sentence4: She was getting frantic as she searched the house for him.
(A) Liz got bored of the game and took a nap. (B) When she heard him giggling from a closet, Liz was relieved.
Example Output: B

Example Input: Sentence1: Rufus has just enrolled in a new school and he has no friends there. Sentence2: At first he feels apprehensive and worried he won't meet anyone. Sentence3: However, a nice guy named Ralph introduces himself to Rufus one day. Sentence4: They realize that they are in the same Chemistry class.
(A) They decide to be lab partners in their class together. (B) Rufus is happy to have a friend in Geometry class.
Example Output: A

Example Input: Sentence1: Jenny found someone stole her lunch twice in the break room this week. Sentence2: She asked around and found out who did it. Sentence3: She confronted the person and they denied it. Sentence4: Jenny had security look at the camera footage.
(A) Jenny picked up the sweater. (B) They confirmed Jenny's suspicions.
Example Output:
B