Which of the following is true?
a. world hunger has increased significantly since 1970.
b. aquaculture has decreased significantly since 1985.
c. world grain production has tripled since 1985.
d. more than one in three adults in the united states is obese.

The correct answer is D. More than one in three adults in the United States is obese

Explanation:

According to the National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) and using body mass index to estimate overweight and obesity they reached to the conclusion, through an official institutional study, that 1 in 3 (one in three) adults (37.7 percent of all adults) were considered to have obesity, including extreme obesity in the United States.