What Is the Difference Between a Rock That Is Cemented

Multiple Choice

What is the difference between a rock that is cemented and a rock that is crystalline?

A) A rock that is cemented contains rounded grains that are held together by cement,whereas a crystalline rock contains angular grains held together by cement.
B) Crystalline rocks contain minerals,while cemented rocks contain rock fragments;both are held together by static forces between grains.
C) Minerals are held together as interlocking pieces in a cemented rock,whereas grains are held together by minerals precipitated in pore spaces in a crystalline rock.
D) Minerals are held together as interlocking pieces in a crystalline rock,whereas in a cemented rock the grains do not fit together like puzzle pieces and instead are held together by cement.