A nurse is preparing to administer a controlled substance to a client for acute pain.Which of the following statements is true regarding controlled substances? (Select All That Apply.)

Choice A rationaleControlled substances have a potential for dependence because they can cause physical and psychological dependence when misused. The dependence is characterized by withdrawal symptoms when the substance is not used, and it is a key factor in the regulation of these substances.Choice D rationaleControlled substances have a Schedule classification as mandated by the Controlled Substances Act (CSA). The schedule classification indicates the potential for abuse and medical use, with Schedule I substances having the highest potential for abuse and no accepted medical use, while Schedule V substances have the lowest potential for abuse.