Earthquakes occur on the earth today, so we can assume they occurred in the past.

which important geologic principle does this sentence support?

a.
faunal succession

b.
superposition

c.
uniformitarianism

d.
original horizontality

Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.