The first is the best option.
It is true that a lot of cultural aspects of Africa have been lost, most specifically, religion.
If we look at imperialism, its height came after the main period of African slave trade (second answer is false).
The tribal conflicts are still very ripe in Africa, and often they're fueled by the carefulness boundary drawing of countries in Africa- the third answer is false.
More self-rule is also false, if anything, imperialism brought less self-rule
The correct answer is that Felix Grundy thought to drive the British from the continent and in that way to lessen the anger of the Native Americans whose tomahawks they all feared. When the nation would lose the valuable trade with the Canadians, it would lose the stability in general, and they will eventually go by themselves.
The Starving Time in Jamestown was a time of deep starvation in Virginia during the winter of 1609 to 1910. 60 of the 214 colonists died. They were the first colonists to arrive at Jamestown, but they never planned on growing their own food. Smart, right?
Hope that helped!