问题详情

The unemployment rate has been on the rise among U. S. software workers.mainly because of__________. 查看材料

A.outsourcing

B.the cheap supply of top electrical engineering graduates in India

C.the low starting salary for the software workers in India

D.the low unionization rate among software writers in the U.S.

请帮忙给出正确答案和分析，谢谢！