These are just free points, but I would really like to get some peoples opinions before I show my teacher. Be honest please and have a great day. Oh and btw the lighter one is before i edited it and the darker one is after editing.

I love it! your work is great! Honestly i wish I can draw like that :)

Explanation:

I love it! Your editing skills are great! But, maybe you can fix it a bit? I see the shading a little bit quirky. No offense, I still love it. :D

option c (nickel) is not found in earth's crust. the earth's crust basically contains eight (8) elements namely: oxygen, silicon, aluminum, iron, calcium, sodium, potassium and magnesium (listed in order of abundance).