Which statement best explains reasons for settlement in the Indus River valley?

Gettysburg address question what do you notice about the length of this address? why do you think lincoln made it so short?

Which statement best describes evidence of a mulitcultural mix in east africa? a. because of what he learned during his pilgrimage to mecca, mansa musa was able to build a center of islamic scholarship. b. the traders of ghana brought back with them slaves from the mediterranean who taught the ghana rulers about christianity. c. clans were made up of lineages that were descendants of multiple ancestors from different regions of africa. d. swahili became a language made up of words spoken by traders along the coast of the indian ocean.

What caused the settlement of more african americans in the mississippi alluvial plain region then in the ozark mountains region?