Professor lopez believes that severe depression results primarily from an imbalanced diet and abnormal brain chemistry. professor lopez favors a perspective on depression.

Explanation:

Bio perspective because he's involving imbalance diet with depression.

Neurological perspective because he's involving brain chemistry, which is studied in neuroscience.

So, he's approach is with both, a dual perspective.

the president has the power to appoint federal judges, ambassadors, and other "principal officers” of the united states, subject to senate confirmation of such appointments.

nigger, that word was originated for white folks   to keep black people under

and when black people use it, they know that's just how they greet each other

and when white folks use it, they know there's a double meaning under