Which of the Following Is True

Which of the following is true?

A) In low-income countries, 39 percent of those 15 and older were illiterate during the period of 2005 to 2009.
B) In middle-income countries, 25 percent of those 15 and older during the period of 2005 to 2009.
C) In high-income countries, 38 percent of those 15 and older during the period of 2005 to 2009.
D) Education bears little relationship to economic development in high-income countries.
E) Education is more important to the economic development of low-income countries than it is to high-income countries.