all of the following countries have average development except
a.
botswana
b.
south africa
c.
zimbabwe
d.
namibia

All of the following countries have average development except for Zimbabwe (C) which has extraordinarily low levels of development and widespread poverty and economic problems. The country has been corrupt and mismanaged for decades leading to abnormally high levels of economic depravity. 

I would think it would be C.Zimbabwe :)

The answer is c. religion