Zimbabwe and Ethiopia are typical sub Saharan African countries, with regard to development. This means that
A. They are average with regard to standard of living, income, and life expectancy
B. They have a very low standard of living, most people live in poverty, and life expectancy is below the world average
C. They have a high standard of living, most people make a good living, and life expectancy is higher than world average
D. They have high standard of living and average income, but life expectancy is below the world average