A client is admitted to a hospital for treatment for first-time acute symptoms of mania. The nurse anticipates the provider will prescribe which of the following medications?

A. Lithium is a mood stabilizer specifically used to treat acute mania and stabilize mood in bipolar disorder. B. Diazepam (Valium) is used for anxiety management, not for treating acute mania. C. Bupropion (Wellbutrin) is an antidepressant that is not typically used for treating acute mania. D. Paroxetine (Paxil) is an antidepressant used for depression and is not indicated for treating acute mania.