Sub-saharan africa

a. has a relatively high gni per capita.

b. is a region of middle-income countries.

c. has seen declining population numbers in recent years due to aids.

d. contains more than a billion people.

e. has a young population in comparison with western countries.

The correct answer to this is letter:

E. has a young population in comparison with western countries.

The population is Sub-saharan Africa has been exponentially increasing with time. Most of this population is within the age bracket of 15 and 24. The most worrisome thing about this is that youth unemployment is high.

answer; intellectual property protection;

answer(b); ; ; the quantitative or qualitative variable for which the experimenter wishes to determine how its value is affected by the explanatory variable;