When do citizens vote on the presidential election?

(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

Wegeners theory of continental drift states that the continents have changed throughout history while the theory of plate tectonics

Can someone me? i need to have this done as soon as possible! i'm putting 20 points on this!