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.

Title: The Hair Change. Sentence 1: Rosie was feeling bored in life. Sentence 2: She wanted something to change up the boringness. Sentence 3: She decided to dye her blond hair purple just for fun. Sentence 4: Surprisingly, everyone loved it and complimented her. Choices: a. Andrew finally beat his brother at chess. b. Rosie's new look was just what she needed.
b

Title: Airplane ride. Sentence 1: Today I rode on an airplane. Sentence 2: I was traveling from Orlando, FL to Washington, DC. Sentence 3: We hit bad turbulence while in the air. Sentence 4: It scared me. Choices: a. I'm glad to be safely on the ground and for the trip to be over. b. When she got the test she left it blank because it was too hard.
a

Title: Math Exam. Sentence 1: Bill was nervous about an upcoming math exam. Sentence 2: Bill studied for two hours every night. Sentence 3: Bill also got a tutor and worked on the math problems all week. Sentence 4: When the exam day came, Bill felt confident. Choices: a. We also tried the chicken fried ribs. b. Bill aced the exam!
b