Given the task definition and input, reply with output. The task is about reading the given context, group and MCQs and then generating answers from the given input. MCQs are multiple choice questions in which a question is asked and few options are given, among which one or in some cases more than one can be the answer.

context: A person is trying to bounce a rubber ball. They drop a first ball onto brick, a second ball onto concrete, a third ball onto asphalt, and a fourth ball onto foam.<sep>group: bouncing <sep>question: Which ball bounces the least?<sep>A: brick<sep>B: concrete<sep>C: asphalt<sep>D: foam

The ball dropped onto the concrete bounces the fewest times.