What is the density of the most populous cities in the Northeast (Philadelphia, New York City, and Boston)?

(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

Look at the map above. which of the following statement is true

What was apartheid and how did it restrict the rights of non-whites?