Regarding the Set Point, Fat Cells, and Obesity, Which of the Following

Multiple Choice

Regarding the set point, fat cells, and obesity, which of the following statements is/are TRUE?

A) Obesity is overtaking smoking as a cause of needless deaths.
B) The body replaces fat cells at roughly the rate they are lost, so the number of fat cells remains unchanged throughout adult life.
C) In 2006, more than one-third of Americans could be classified as obese.
D) All of these statements are true.