TASK DEFINITION: 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.
PROBLEM: context: A person is trying to bounce a rubber ball. They drop a first ball onto foam, a second ball onto steel, a third ball onto concrete, and a fourth ball onto brick.<sep>group: bouncing

SOLUTION: question: Which ball bounces the least?<sep>A: foam<sep>B: steel<sep>C: concrete<sep>D: brick

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

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

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

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