Please help what occurs beneath the lithosphere, in the atmosphere, and hydrosphere?

Answer choices:

A. Convection Currents
B. Divergence
C. Convergence
D. Orographic Effect

(1) which phrase describes an important agricultural change that occurred during the mississippian period? (a) first cultivation of wild grains (b) expansion of marsh elder farming (c) spread of corn agriculture (d) gathering of nuts and berries (2) which group of native americans use northwestern arkansas as it’s traditional hunting grounds? (a) osage (b) quapaw (c) woodland (d) caddo

From the standpoint of geography,a is an internal rendering of an individual's known world

Migrant workers who fill employment needs in their host country often send remittances to their home countries