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: Roxy used to be a very social person. Sentence 2: But the older she got she became less sociable. Sentence 3: She began to withdraw from friends and they stopped calling her. Sentence 4: She then began withdrawing from her family that didn't live with her. Sentence 5: Now Roxy only talks to her husband and kids and is mostly a loner. Choices: a. Slade's Fur Coat. b. Roxy the loner.

b