Answer the following questions correctly i will know if this is wrong. i will report any incorrect answers! criteria for getting brainliest and not getting reported: - and make sure not to post random answers points are taken away when you are reported so don't think about answering it if you want only just want points to move up. - explain why you choose this answer otherwise i will report you stimulants are drugs that a) improve the function of the respiratory system. b) people overcome drug addictions. c) decrease the activity of the nervous system. d) can cause tumors or cancer.