According to Leahy's article for IPS, what is a major reason that many farmers in Africa do not have sufficient food to eat? Group of answer choices Foreign corporations are leasing land from African governments to produce food and commodity products for export to the U.S. and other wealthy countries There are too few farmers to grow sufficient crops for the population Climate change has increased the number of regional droughts, making it difficult for farmers to grow sufficient crops to sustain themselves All of the above