What percentage of people in Africa do not get enough to eat? A. 10%, or 1/10
В. 33%, or 1/3
C. 50%, or 1/2
D. 75%, or 3/4
Please select the best answer from the choices provided
A
B
с

Cause of he different elevations  hope this ?

The answer is c, i, iii, and iv. this is because farming and mining deal with harvesting raw materials, construction work falls under manufacturing, and piloting a plane is a service. ii is wrong because making bread is using  raw materials to produce goods, which would fall under the secondary sector, not primary.

The answer is winds.