—Daddy, which of those smart hats do you like in the hat shop?
— . They are both expensive and less warm-keeping.
A. Either
B. Nothing
C. Niether
D. None
网友回答
A. Either
B. Nothing
C. Niether
(答案→)D. None
解析：根据句意可首先排除A和C。nothing指事物，不是数量；none指多数事物中没有哪一个，表示完全否定。