In this task, you're given the title of a five-sentence story, the first four sentences, and two options for the fifth sentence as a and b. Your job is to pick the sentence option that seamlessly connects with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes more sense.
One example: Title: Marcus Buys Khakis. Sentence 1: Marcus needed clothing for a business casual event. Sentence 2: All of his clothes were either too formal or too casual. Sentence 3: He decided to buy a pair of khakis. Sentence 4: The pair he bought fit him perfectly. Choices: a. Marcus was happy to have the right clothes for the event. b. He left in a huff for having his ideas mocked.
Solution is here: a
Explanation: Marcus is buying clothes for a business event and not presenting an idea.

Now, solve this: Title: Locked Out. Sentence 1: Tom went to the store. Sentence 2: He noticed he locked his keys in his car. Sentence 3: His window was slightly cracked. Sentence 4: Tom got a long stick. Choices: a. She eventually lost 20 pounds and could fit into her old size again. b. He was able to open the door with it.
Solution:
b