It reduces hearing and it also in creases stamina
The Correct answer would be A: with regulations hope this helps!!
Each scientist made an important, but unrelated, contribution. Scientists built on the previous work of other scientists to make new discoveries. Most of the discoveries were made by chance and did not depend on prior knowledge.
The overload principle
Explanation:
The overload principle is the most basic of all physical activity principles. It says that doing "more than normal" is necessary if benefits are to occur.