Me. i will choose the brainiest answer!

what is one difference in how rocks and minerals are classified?

a. rocks are classified by their color.

b. minerals are classified by their density.

c. minerals are classified by the type of grain.

d. rocks are classified by how they form.

What's a recharge area? a. the part of an aquifer where groundwater meets a lake or stream b. the part of an aquifer where surface water reaches the water table c. the part of an aquifer that's located between two aquicludes d. the part of an aquifer that's located at a lower elevation