Over reactive to induced sadness and under reactive to induced happiness.
<span>Does stress-have an effect on every hand of the body
-true
-Immune system
-Sexuality and reproductive system
-muscular system
-Digestive system
-respiratory and cardiovascular systems
-central nervous and <span>endocrine systems....</span></span>
600 is the answere of this question
The correct answer would be choice B (drug synergism) hope this helps! (:
We need more background information to help.