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: I was at a concert, and had been knocked down in the mosh pit. Sentence 2: I decided to try to get to the front instead of moshing. Sentence 3: I slowly pushed through the people. Sentence 4: It took nearly half an hour to push all the way to the front. Sentence 5: The music was so loud at the front that I couldn't even understand it. Choices: a. Water fear. b. Front of the concert..

b