Instructions: 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: Arden bought a new phone therefore he was unfamiliar with the plan. Sentence 2: He enjoyed using his new phone all the time when he first bought it. Sentence 3: Within two weeks he received a message that stated he used all data. Sentence 4: He was really disappointed that he couldn't get on the internet. Sentence 5: He had no choice but to add more data to his plan, he can use it again. Choices: a. Austin wanted a new video game system.. b. Arden used all of his data plan.
Output:
b