The answer to the question is, <span>Principle of uniformity
The principle of uniformity, otherwise known as </span>Uniformitarianism, is a doctrine or principle in geology which posits that <span>the geologic processes of the Earth acted in the same manner and that these natural processes occur with essentially the same intensity in the past as they do in the present. According to this principle, such </span>uniformity<span> is sufficient to account for all geologic change.</span>
D. Atacama desert . . . is considered the driest non-polar desert in the world
Because Earth's outer core is liquid and S waves cannot travel trough liquids
An interesting feature of <span>the New Economic Policy of Lenin is that even though the country's main ideology was communism, the NEP was pretty capitalistic, and it was even dubbed as the State Capitalism policy.</span>