Which of these drugs can be approved for medicinal purposes in a limited capacity?

Two activities mouth is in the digestive process

Which of the following accounts for someone who has had regular herpesvirus-mediated cold sore or genital sore flare-ups? a) re-infection by a closely related herpesvirus of a different strainb) re-infection by the same herpesvirus strainc) copies of the herpesvirus genome permanently maintained in host nucleid) copies of the herpesvirus genome permanently maintained in host cell cytoplasm

Is psychology a science? use evidence form the article to explain you answer.