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'.

Sentence 1: Carter liked playing games. Sentence 2: He would go to the arcade and play all night. Sentence 3: When all his quarters were gone, he would go home. Sentence 4: Carter loved the arcade so much he had his birthday party there. Sentence 5: He invited all his friends from school. Choices: a. The Arcade. b. Up a Tree.
a