When it was his turn to deliver his speech, ________, he walked

When it was his turn to deliver his speech, ________, he walked towards the microphone.
A、nervously and embarrassingly
B、nervous and embarrassedly
C、nervously and embarrassing
D、nervous and embarrassed
【正确答案】：D
【题目解析】：考察形容词用法。形容词nervous and embarrassed是对he的情况进行补充说明的。