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.

[Q]: context: A person is trying to stack books, bottles, blocks, and coins.<sep>group: stacking <sep>question: Which are the hardest to stack?<sep>A: books<sep>B: bottles<sep>C: blocks<sep>D: coins
[A]: The bottles are the hardest to stack.


[Q]: context: A person is trying to roll a block, a mirror, an apple, and a book.<sep>group: rolling <sep>question: Which is the easiest to roll?<sep>A: block<sep>B: mirror<sep>C: apple<sep>D: book
[A]: The apple is the easiest to roll.


[Q]: context: A person is trying to bounce a rubber ball. They drop a first ball onto rubber, a second ball onto leaves, a third ball onto steel, and a fourth ball onto brick.<sep>group: bouncing <sep>question: Which ball bounces the least?<sep>A: rubber<sep>B: leaves<sep>C: steel<sep>D: brick
[A]:
The ball dropped onto the steel bounces the fewest times.