Answer:
It's practiced in sparsely populated regions because of less things being in the way. This way, they can use irrigation more efficiently.
For the bottom section I think it goes C B A
<span>(2) encomienda.
Spaniards confiscated land from indigenous people, and rewarded it to spanish citizens, who established plantations, where locals would work using Spanish agricultural techniques, learn Spanish and be converted to Christianity.</span>
Amount of energy released by the earthquake, and distance from the epicenter. hope that helps!