The answer i believe is d.
hope this helps!!
The answer is A, a mountain building.
The two faces of the book represent the tectonic plates
As he presses them towards each other he is modeling a convergent boundary, and mountains are an affect of convergent plates.
The biological basis for assigning all human beings into a singe species is that there so many, even tons of living organisms living on earth. These organisms differ in their external and internal organs and so to differentiate them from them, they are being classified into kingdoms then classes then phylums then family.
<span>D) tightly packed electrons</span>
Answer:
They were bound by nuclear fusion.
Explanation:
but i think answer is atom or compound