Part of the Patient Protection and Affordable Care Act involved a tax on indoor tanning that tanning salons are required to collect from tanners and send to the federal government. Which of the following would be the predicted result?

a). A movement to the right in the demand for tanning

b). A movement to the left in the demand for tanning

c). A movement to the right in the supply of tanning

d). A movement to the left in the supply of tanning