In the field of _____, psychologists, biologists, and medical researchers combine their expertise to study the effects of psychological factors on the immune system

You are attending a convention of therapists and hear one of them talking about "improving communication and negotiation skills." What is the most likely form of therapy this person practices?

a. couples therapy b. Gestalt therapy c. a token economy d. stress reduction training

The gray matter in the brain consists of long, myelin-covered axons

Indicate whether this statement is true or false.