The answer to the first question is (C). The lithosphere includes the crust and the cooler upper part of the upper mantle. It averages about 50 miles in thickness, give or take ten miles.
The answer to the second question is (D), the innder core is solid because of immense pressure.
D - All of the above
because a machine can do all of those things.
An Area along an active fault that has not had recent earthquake activity
When stating a routine request up front, what you should do
is as you have your request told, you should assume that the audience present
in the situation will be able to comply with the routine request that you have
asked or suggested.