Compare and contrast the elevated temperature of someone who is exercising vigorously and someone who has an infection

Due to muscle contraction and fighting of white blood cells.

Explanation:

Exercise increases the temperature of body because about 20% of the energy produced in contracting muscles is used for muscle contraction while the remaining 80% is converted into heat energy, as a result body's temperature increases whereas a person who has infection also experience high body temperature because the body work faster to fight against the infection that leads to high temperature.

just finished the test, the answer is d, greg is the least cost-effective because he charges the most for the project

the answer is c. it will give up it's valence electron to the other atom.