Q: 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 call of the ocean. Sentence 1: Jenny really wanted to become a marine biologist. Sentence 2: But as she lived in a desert, she had to leave everything behind. Sentence 3: She packed her things and moved next to the ocean. Sentence 4: She studied very hard and became a good marine biologist. Choices: a. I felt much happier with my performance. b. Now she still misses her old home, but the ocean is now her new home.
A:
b