Dame ejemplos donde estén citados y plasmados todos lo pasos de cómo hace ciencia ​

i think that d. wind is the answer.   i missed the question when i answered a. currents.

i might be wrong but i think its a. let me know if i’m right and have a good rest of your day!

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

hope it ,

bioteacher101