Which statement is true of ALL mollusks? A They always use jet propulsion to escape their enemies
B They are soft-bodied invertebrate animals
C С They are vertebrates that breathe with lungs
D They only live in salt water

glacial erosion, the picking up and movement of earth beneath a glacier, is also referred to as plucking. erosion and transportation of individual pieces of bedrock, especially large "joint block occur as a result of this glacial erosion. plucking is type of erosion in which rocks become frozen into the bottom and sides of the glacier.as the glacier moves downhill it 'plucks' the rocks frozen into the glacier from the ground.