(20 14? Shenzhen) is a weather system "Meihua" generated in the Pacific Ocean on July 28th 1 1, and its center is located in Zhejiang on August 6th1.

Typhoon is an extremely violent tropical cyclone, which mainly affects Hainan, Guangdong, Guangxi, Taiwan Province, Fujian, Zhejiang, Jiangsu and other coastal provinces in the southeast coast of China. The typhoons that hit our country mostly occurred in May 5- 10/0, especially in July-August. When typhoons cross the border, strong winds and heavy rains will cause flash floods, destroy houses and damage crops. Its huge waves at sea can subvert ships, endanger shipping safety and destroy port facilities.

So choose: a.