It is a__________fide from his home to the shopping center.

It is a__________fide from his home to the shopping center.
A、ninety-miles
B、ninety-mile's
C、ninety miles
D、ninety-mile
【正确答案】：D
【题目解析】：复数概念作定语且用连字符连接数词与可数名词时相当于形容词，可数名词用单数形式。