问题详情

What does the head of the IEA suggest as the reason for the increase of emission in China？
A．Because of the rapid development of private cars in big cities.
B．Because of the further promotion of China"s open-up policy.
C．Because of governmental policy of refusing to limit gases.
D．Because of the rising consumption of gases in domestic heavy industries.请帮忙给出正确答案和分析，谢谢！