Hi there.
Your question is asking: Which of the following was not an issue faced by African nations as a result of European colonialism?
The correct answer is C. Overpopulation.
After all ice caps have melted and the polar bears drown, and the coastal cities are all underwater, Al Gore will ride a spacecraft to the Moon or Mars and inhabit there and tell everyone I told you so...
The consecutive numbers are either 2 and 3, or 7 and 8..
x(x+1) = x^2 + x
x^2 + x = 10x-14
quadratic form of x^2 + x = 10x-14:
x^2 - 9x + 14 = 0
(x-2)(x-7) = 0
x = 2, 7
so 2 and 3, or 7 and 8 are the answers
Separate Layer it's part of the "Atmosphere layers"
