Which of the following are the dimensions of stress?

These are the options for the question :Which of the following are the dimensions of stress?

i. Intensity
ii. Duration
iii. Predictability
iv. Vulnerability
a. i , ii and iv
b. i, iii and iv
c. ii, iii and iv
d. i, ii and iii

The correct answer is – d. i, ii and iii