How can deforestation and desertification lead to flooding. A. dead troos fall into the rivers, making them overflow
B. these lands will now absorb a greater amount of water, increasing the likely-hood of flooding
C. large amounts of soil can be eroded from these areas that fill up canals and rivers
D. less water runoff occurs on these lands, making flooding more likely

your answer should be c) enjoy!

that would be called plucking : )

explanation:

''plucking, also referred to as quarrying, is a glacial phenomenon that is responsible for the erosion and transportation of individual pieces of bedrock, especially large "joint blocks". as a glacier moves down a valley, friction causes the basal ice of the glacier to melt and infiltrate joints (cracks) in the bedrock."