Answer:
Typhoons and floods ( A )
Step-by-step explanation:
The Typhoons also known as Tropical cyclones are very strong winds which usually brings along with it heavy rains. this heavy rains leads to the overflowing of river banks leading to flooding and the washing of the top soil which in turn leads to soil erosion as well.
The heavy rains and strong winds cause the loss of houses and the washing away of properties which in turn leads to the death of people living the region. This typhoon and floods are the major cause of the loss of life in China and the Korean peninsula because they occur more than any other kinds of natural disaster in this region.