A client is prescribed sertraline, a selective serotonin reuptake inhibitor, for the treatment of depression. The nurse understands that the therapeutic effect of this medication is achieved through which pharmacologic action?

increasing the release of dopamine and norepinephrine in the brains

Blocking the reuptake of serotonin and increasing availability in the brain.

Blocking acetylcholine receptors to reduce anxiety and elevate mood.

Decreasing serotonin production in the brain to prevent overstimulation