常用的苯甲酸衍生物类降糖药为（）

A.瑞格列奈

B.格列齐特

C.罗格列酮

D.格列吡嗪

E.米格列醇

Which of the following is true about the politician().

A.He had proposed the same policy 2 years before the speech.

B.He did mention his old advocacy in his speech.

C.There was no time for the politician to talk about his advocacy.

D.His speech was just the opposite of what he had advocated 2 years before.