She admitted _________ a story to explain the reason why she was late.

A．to have made up

B．having told

C．to have told

D．having made up

某地城市低保标准为290元，某申请家庭人口为4人，家庭月总收入为800元，那么，该家庭享受低保后，每月人均补助多少元？