Although Billions of People Are Malnourishment Many Countries Are Struggling

Although billions of people are malnourishment many countries are struggling with an epidemic of obesity; for example, 65 percent of all adults in Egypt and Mexico are overweight. How can such obesity be explained?

A) Worldwide consumption of meat has increased by 20 percent in the past decade.
B) The growth of aquaculture, whose animal live weight equivalents require the greatest amount of grain to produce.
C) Much of the world is shifting its diet away from fish and meats to grain crops that are high in starchy carbohydrate.
D) Global marketing has introduced many inexpensive and unhealthy types of processed foods like sweetened carbonated beverages.