The answer is C) The law of reversibility. This states that lack of exercise may have an adverse affect of exercise, which means you get weaker when you don't exercise. This is the main reason why people have to go through so much physical therapy after an injury.
D. Cancer is the uncontrolled growth of human cells in the body.
I second guessed myself on this one, my original answer was C. Sorrt if this turns out wrong.
Answer:
combining form
Explanation:
Combining Form is a medical-related that describes a compound word which is an outcome of the addition of a word root and a combining vowel. In some other cases, it can be a result of a word root and a suffix that starts with a consonant.
Hence, in this case, the correct answer is COMBINING FORM is the element that happens to be the product of adding a root to a combining vowel