题目

已知函数，(z∈R)其中为实数，且对任意实数R恒成立，记，则p、q、.r的大小关系是   A .r<p<q           B. q<r<p       C. p<q<r          D. q<p<r 答案：CI like to live in a house _______ is big and bright.A. which B. who C. whom