Creating a multiple-choice question from the given context and a 'group' which indicate the focus of the question. The question must come first, separated by <sep> from the candidate answers. The answer to the question does not have to exist in the context.
--------
Question: context: A person is trying to bounce a rubber ball. They drop a first ball onto steel, a second ball onto asphalt, a third ball onto grass, and a fourth ball onto brick.<sep>group: bouncing

Answer: question: Which ball bounces the least?<sep>A: steel<sep>B: asphalt<sep>C: grass<sep>D: brick


Question: context: A person is trying to bounce a rubber ball. They drop a first ball onto asphalt, a second ball onto grass, a third ball onto snow, and a fourth ball onto carpet.<sep>group: bouncing

Answer: question: Which ball bounces the highest?<sep>A: asphalt<sep>B: grass<sep>C: snow<sep>D: carpet


Question: context: A person is trying to bounce a rubber ball. They drop a first ball onto grass, a second ball onto steel, a third ball onto carpet, and a fourth ball onto snow.<sep>group: bouncing

Answer:
question: Which ball bounces the highest?<sep>A: grass<sep>B: steel<sep>C: carpet<sep>D: snow