Question

Stress can emerge

Answer 1

Stress can emerge : B. From both positive and negative events.

Example , 
Positive : Stress that all the brides have before the wedding ceremonies
Negative : Stress that are caused after someone was fired from his/her job

hope this helps

Answer 2

Stress can emerge from important events. but also from less important ones, even from being 2 minutes late for a social event! So A) is false.

There is a positive, motivating kind of stress, and a negative, debilitating one. So the correct answer is: it can emerge b. from both positive and negative events.