The difference(s) between highly developed countries and less developed countries include

a. income levels

b. industrialization levels

c. fertility rates

d. infant mortality

e. all of these choices are correct

The correct answer is (e)

Explanation:

Economically and financially countries are categorised in terms of development. Overall, the major difference between highly developed countries and less developed countries include income levels, industrialisation levels, fertility rates and infant mortality rates. Fertility and mortality rates determine the technological innovations, and how well a county has progressed over the years in terms of health facilities. Industrialisation is an important factor more industrialisation means more income.

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