What most increased European exploration and interests in interior Africa in the late 1800s?
A. Religious wars
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B. Improved transportation and medicine
C. Treaties signed with native leaders
D. All of the above

7. how did the early egyptians use the flooding of the nile river to their advantage? they diverted the water to flood their enemy's lands and destroy their crops. they created an easier way to travel to the mediterranean sea and the indian ocean. they established a new water-based athletic event for the ancient olympics in greece. they devised an innovative irrigation system, which created a surplus of food.