The answer would be D because a doesn't make since then b and c increase so the answer has to be D
I agree with the other person - emotion is the part of consciousness that involves feeling or sensibility.
Feelings and emotions are the same thing - those two words are synonyms, which means their meaning is identical. So when you feel something, that particular something is called emotion or feeling, and is related to sensibility.
I would say A because when swimming too fast that can cause cramps and that can cause you to drown some times
1. Normal
2. Excessive
3. Normal
4. Normal
5. Excessive
If it causes you to loose sleep and not do the things you used to or makes you feels sleep then it is excessive but if you feel fine after you do the task the anxiety is about it is completely normal.