Which of the Following Will Not Change the Demand for Office

Multiple Choice

Which of the following will not change the demand for office visits to the physician?

A) unusually cold and damp weather during the winter.
B) a change in the price of an office visit.
C) layoffs at the local plant causing a decrease in the number of people with health insurance in the community.
D) television advertising by drug manufacturers to promote a new over-the-counter influenza treatment.
E) they all change the demand for office visits.