Q: Fact 1: Intense heat has a negative impact on an organism. Fact 2: Heat loss is inhibited by the intense vasoconstriction. Given the two facts above, intense _ has a negative impact on an organism?

Select from the following.
(a). dilation;
(b). contractions;
(c). vasoconstriction;
(d). chemical reaction;
(e). energy of moving objects;
(f). Greenhouse gasses;
(g). digestion;
(h). electromagnetic energy;
A:
(c).