the grinding away of rock surfaces through the mechanical action of rock or sand particles is…

the grinding away of rock surfaces through the mechanical action of rock or sand particles is called\ncarbonation\nabrasion\nerosion\nhydrolysis
Answer
Brief Explanations:
Abrasion is the mechanical action where rock or sand particles grind away rock surfaces. Carbonation involves chemical reactions with carbon - containing substances, erosion is a broader process of wearing away of landforms by natural agents like water, wind etc., and hydrolysis is a chemical reaction involving water.
Answer:
B. abrasion