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.

[EX Q]: Title: Anger. Sentence 1: Ivan was playing at a local tennis tournament. Sentence 2: And it was his turn to serve. Sentence 3: But he double faulted and became very angry. Sentence 4: And he threw is racket at the ground. Choices: a. Laurie had to hire a professional painter to finish the job. b. But Ivan felt regretful after being penalized.
[EX A]: b

[EX Q]: Title: Pencil. Sentence 1: Wilson only wrote with pencils and never pens. Sentence 2: One day, he could not find any pencils in his house. Sentence 3: He ran to his friends house to get some pencils. Sentence 4: His friend gave him about 20 pencils to use. Choices: a. Then Wilson was able to have enough to last a long time. b. Eventually, he found it in the washer.
[EX A]: a

[EX Q]: Title: Milk to cereal ratio. Sentence 1: I have to have a certain amount of milk in my cereal. Sentence 2: If the ratio isn't correct I get mad. Sentence 3: If there is too much milk the cereal is too soggy. Sentence 4: If there isn't enough milk the cereal is too hard. Choices: a. His grandfather had never studied calculus and could not help him. b. Finding the perfect balance is hard, but necessary.
[EX A]:
b