When the base of a glacier melts and refreeze it will likely pick up some rocks this process is called?

A. outwashing

B. plucking

C. oxidation

D. abrasion

B. Plucking. Glaciers are known to migrate and move at certain speeds, and the water that is in front of a moving glacier is known as subglacial water. This water has the ability to penetrate cracks and fractures in the bedrock, followed by the water freezing and then expanding. This expansion forces rock up and become part of the glacier.