Answer to Question 1
A
A BMI between 18.5 and 24.9 is associated with the lowest health risk. Those with BMIs between 25 and 29.9 are considered overweight, and those with BMIs of 30 or greater are considered obese. A BMI of less than 18.5 is considered underweight and is also associated with health risks.
Answer to Question 2
D
Biological programming theory suggests a hereditary basis for aging.