How many people are unemployed in America according to OECD？A．3.6 million.B．13 million.C．3

How many people are unemployed in America according to OECD？

A．3.6 million.

B．13 million.

C．34 million.

D．44 million.

请帮忙给出正确答案和分析，谢谢！