Crime labs first became the place to process crime-scene evidence during what time

How do i use this to get the right answer

Africa, 1914 which statement is the best conclusion for the information presented in the map? a) european colonization had a positive impact on african nations. b) african colonization the economic growth of all european nations involved. c) by the outbreak of world war i, most of the african continent was under english control. d) by the outbreak of world war i, most of the african continent was under european control.

What caused the settlement of more african americans in the mississippi alluvial plain region than in the ozark mountains point)