题目选项分析

Global warming is said to be responsible for extreme weather changes, such as the heavy rains that led to flooding throughout the state of California, causing more than billion in damages,and the heat wave in the Northeastern and Midwestern United States, which was also the cause of a great amount of damage and destruction.

Global warming is said to be responsible for extreme weather changes, like the heavy flooding that, because of rains throughout the state of California, caused more than billion in damages,and the heat wave in the Northeastern and Midwestern United States, which was also the cause of a great amount of damage and destruction.