—Daddy which of those smart hats do you like in the hat shop?— . They are both expensive

问题补充：

—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

答案：

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。