Tristan's peers described him as being resentful of others, touchy, and having a short temper.These are characteristics of the oppositional defiant disorder under the ________ criterion.

A) angry/irritable mood
B) vindictiveness
C) deceitfulness or theft
D) argumentative/defiant behaviors

Dr.Willard is studying the way in which infant siblings interact with one another in the home.According to the ecological approach,Dr.Willard is studying the children in their

A) microsystem.
B) mesosystem.
C) exosystem.
D) macrosystem.

Unpleasant perimenopausal sensations, such as night sweats, hot flushes, and hot flashes, are caused by the deficit of ______.

A) testosterone
B) epinephrine
C) estrogen
D) adrenaline