You will be given a definition of a task first, then some input of the task.
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: Sophie heard a soft whimpering sound on the other side of her door. Sentence 2: She looked through the peephole but didn't see anything. Sentence 3: As the whimpers grew in intensity, she opened the door. Sentence 4: A puppy laid on the welcome mat all battered and bloody. Sentence 5: She took him in instantly to give him first aid. Choices: a. Kicked Out. b. Whimper in the night.
Output:
b