As a glacier moves along the ground, it transports rocks. These rocks pass over the ground and create scratches in the bedrock. Which statement correctly describes these processes?
The transport of rocks and scratching of the bedrock are both examples or weathering

The transport of rocks is an example of erosion, and the scratching of the bedrock is an example of weathering

The transport of rocks and scratching of the bedrock are both examples of erosion

The transport of rocks is an example of weathering, and the scratching of the bedrock is an example of erosion