In my guess try A. hope I tried my best if I’m wrong I am sorry for answering not correctly
Weathering breaks down and loosens the surface minerals of rock. Hence, the broken rocks are transported to another place where it decomposes and forms soil. Therefore weathering is important for soil formation
Im not sure cuz why theres O in there? I thought there’s only 4 bases Adenine Thymine Guanine Cytosine and in RNA there’s Uracil instead of Thymine. Sorry