Stress is a. positive or negative, depending on circumstances b. a body's automatic physical response c. a negative reaction to outside influences d. a and b only select the best answer from the choices provided.

The correct answer is D. A and B only

Explanation:

Stress can be both positive and negative depending upon the situation or circumstances. For example, upcoming pregnancy, holiday, or wedding comes under positive stress.  

In negative stress which is also called distress persons feel anxiety because he is not able to cope up with the situation.  It can lead to depression.

In stress, our sympathetic nervous system which is a part of the autonomic nervous system contributes to initiate a physical response called fight and flight response in the body to cope up with stress. Therefore the correct answer is D.

i believe the answer would be 'd'.

hope this !

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