Which of the Following Is a Feature of Prescription Drug

Which of the following is a feature of prescription drug use for treatment of obesity?

A) Most drugs may be safely prescribed even in otherwise healthy obese people
B) Most experts believe that drugs should not be used because obesity is not a disease
C) Most currently available drugs are highly effective in both the short and long term
D) The use of "off-label" drugs is common to take advantage of their modest weight loss effects