Do you infer that one type of shell pattern might be more advantageous? Why would one shell type be more efficient than the other? Explain your answers.

if you look up in the top right corner you'll see your current profile picture, click than click "view profile" you'll be able to change it there.

sorry to break it to ya but no one can answer your question it's just

jk but i am serious about the part that most people cant answer it beacuse you did not mention the section you are talking about. but it would if you added some detail and were a bit more specific.

your answer is going to be physical weathering