Given the task definition and input, reply with output. 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: Recovered from anorexia, Ann wanted to teach about healthy body image. Sentence 2: Her college class in advertising gave her the perfect opportunity. Sentence 3: She did a presentation focusing on the abnormal thinness of models. Sentence 4: Ann highlighted the subliminal messages targeting women and girls. Sentence 5: She helped open the eyes of a new generation of marketers. Choices: a. Desperate for Cash. b. Too Thin.
b