Definition: In this task, you're given five sentences, numbered 1 through 5, and two options a and b for possible titles for the story. Your job is to choose the title that better fits the story. Indicate your choice by 'a' or 'b'.
Input: Sentence 1: George was nervous about going to school. Sentence 2: He had never been away from his mom for a long time like that. Sentence 3: His mom tried to make him feel more comfortable but it didn't help. Sentence 4: When it was time to go to school George saw his teacher. Sentence 5: She looked so nice that he forgot he was even scared to begin with. Choices: a. Roller Coaster. b. First Day of School.

b