Describe how the chemical imbalances in the brain can change how a depressed person thinks and feels.
I

Explanation:

The chemical imbalance theory is unproven and often cited as an explanation for mental health conditions. It states that these conditions are caused by an imbalance of neurotransmitters between nerve cells in the brain. For example, depression is said to be a result of having too little serotonin in the brain.

answer; i believe the correct answer is (secondary prevention);