Given the task definition and input, reply with output. In this task, you are given an impractical statement. You are also given three reasons (associated with "A", "B", "C") explaining why this statement doesn't make sense. You must choose the most corresponding reason explaining why this statement doesn't make sense.

reducing the gap between rich and children is one of the main challenges
(A) there might be a gap between children and their rich parents
(B)the gap between rich and children is not the main challenge
(C)there might be a gap between rich children and poor children
B