Aburn involving both the epidermis and the upper layers of the dermis producing blisters is called:

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."

if you add everything up correctly you should get 69 i got this because 50 plus 19 is it