The voters were overwhelmingly against the candidate his proposals called for higher taxes.

A．who

B．whose

C．whom

D．which

系统/软件开发的原型化方法是一种有效的开发方法，下述基本环节中( )是原型形成以后才应实施的内容。

A．识别基本要求

B．开发工作模型

C．修正和改进模型

D．进行细部说明