Earth’s lithosphere is composed of a. the crust only. b. the mantle only. c. the crust and the upper portion of the mantle. d. the mantle and the upper portion of the outer core.

c is the answer because the lithosphere is composed of the crust and the upper mantle because it has all ofd the crust and a little of the top of the mantle

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.

i dont know it at allnow im just getting points at this pint