Answer:
isn't it erosion
Explanation:
if i am wrong sorry have a good day
Ionic bond is formed by two opposite type of substances (metal and non-metal) while both covalent or metallic bond is formed by two same type of substances (non-metal and non-metal form covalent bond, metal and metal form metallic bond). Idk if it's true or not.
Based on this website I would say B. Hope this helps