Question: Sarah's groceries have been delivered. The grocery bags are being set outside her front door. Some potatoes spill out of one bag. The potatoes roll from the smooth concrete alcove to the sidewalk ten feet away. They roll onto the bumpy sidewalk. Will the potatoes roll (A) more than 10 feet on the sidewalk or (B) less than ten feet on the sidewalk? Do not use A and B to answer the question but instead, choose between "alcove" and "sidewalk".
A:
sidewalk