This is a highly contested question as to whether the US government should regulate this industry, although many think there should be "light" regulation, not full-on banishment.
Referendum or maybe it could be this onstitutional grant<span> of </span>powers<span> that </span>enables each<span> of the </span>three branches<span> of </span>government<span> to </span>check some acts<span> of the </span>others<span> and </span>therefore ensure<span> that </span>no branch can dominate. and then maybe Referendum
The answer is 3, the average weather over many years!