Please help me it’s a glacial lab and it’s nine pages please help I’m using all my points for this it’s EARTH SCIENCE 9th grade

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."

i think the answer is a.keratin is the pigment responsible for skin color.