It once took 90 percent of our population to grow our food. It now takes only 3 percent of the population to grow our food. Which of the following statements is true? a. This loss of jobs has been detrimental to our economy. b. The government should provide subsidies to encourage more people to become farmers. c. The reduction in the number of farmers explains the increase in the price of food. d. This is progress because freed-up labor is used to produce other goods.