问题详情

What is peoples attitude towards worldwide temperature rise？
A．They are uncertain and therefore take a wait-and-see attitude.
B．They are very anxious and have begun to reduce harmful emissions.
C．They do not think the earth will be too hot to live on, hence adopting a passive attitude.
D．They are very optimistic and therefore have not done anything about it.请帮忙给出正确答案和分析，谢谢！