The inner planets—mercury, venus, earth, and mars—are believed to have been formed by

astroid sized debris colliding together

dna is made up of six smaller molecules -- a five carbon sugar called deoxyribose, a phosphate molecule and four different nitrogenous bases (adenine, thymine, cytosine and guanine).

i think it’s c but i might be wrong. if i am let me know! have a good rest of your day as well!