Answer:
The answer is A. I just took the test.
Explanation:
Stress is the effect of being upset, like, having something due and your facing the deadline in your face, when your worried about someone, you can’t stop thinking about it.
The effects of stress are various, like you fail. Or you can be feeling depressed from it.
Introduction.
A book's introduction is closely related to the content of the book itself. Usually found in nonfiction work, the introduction may summarize the main argument presented in the rest of the book, define any important terms, or fill in background details.