Formulate questions about the information mentioned in a given passage.

context: A person is trying to roll an apple, a ball, a microwave, and a bottle.
What are the things that the person is trying to roll?

context: A person is trying to stack plates, lamps, coins, and books.
What are the things that the person is trying to stack?

context: A person is trying to stack plates, lamps, boxes, and coins.
What are the things that the person is trying to stack?