Definition: In this task you are given a story and a question regarding that story. You must judge whether the question is answerable based on the info given to you. Label the instances as "Answerable" or "Not Answerable" based on your judgment. the story and the question are separated by a new line character.
Input: Ed wanted to start a band. He put a sign up advertising. Soon he got calls from prospective members. He auditioned them and assembled a band. Soon they were practicing every week together!
Why did He put a sign?

Answerable