Question: James is riding his scooter on the sidewalk. The sidewalk ends and he decides to try riding the scooter on the grass. It's harder to push the scooter on the grass because of the rough surface. James is able to ride faster on the (A) sidewalk (B) grass. Do not use A and B to answer the question but instead, choose between "grass" and "sidewalk".
The answer to this question is:
grass