According to the interviewee, what should be done to prevent deaths？A．Improving the techno

According to the interviewee, what should be done to prevent deaths？

A．Improving the technology of earthquake prediction.

B．Analyzing the cause of the large number of deaths.

C．Tearing down the old and fragile buildings.

D．Adjusting the building codes to the right level.

请帮忙给出正确答案和分析，谢谢！