Weather forecast for June 18 in Xiamen

Jimson learned from the weather forecast that the weather in Shanghai was 20 ~ 25℃ on June 18, and June was the rainy season in Jianghuai area. The main features of this rainy weather are continuous rainfall for a long time, high relative humidity, short sunshine time, small ground wind, overcast clouds, continuous rainfall or intermittent rainfall. Therefore, umbrellas are probably daily necessities prepared by Jimson.

So choose: a.