This psychoactive drug category can help relieve pain, but can also cause respiratory depression if the drug is abused. options: stimulants hallucinogens depressants narcotics

Which of the following statements about the societal costs of tobacco use is true? a. tobacco use affects the tax rate of only those individuals who smoke. b. the negative effects of tobacco use are only experienced by the smoker. c. tobacco users contribute to an overall loss of productivity. d. increased healthcare costs are mainly absorbed by tobacco users