Explain the significance of the following words ordinance and depreciate

Ordinance: A rule of law that signifies authority and command. It is a command establish for the public to heed.

Depreciation: to lessen the value of something usually a property or an asset. It can also be connected to reducing the purchasing power of money. 

Depreciation  is an accounting method in which a cost is allocated to all the tangible assets over its useful life and used to find out the decline in value. Long term assets are depreciated by the businesses for tax and accounting purposes. For taxes, they can deduct the cost of tangible assets purchased by them for business expenses. While the ordinance is a decree issued by national or state government without the consent of legislature. It is issued for raising revenue or for mobilizing resources during an emergency.

answer; ///i do believe that the correct answer is (b) princess elizabeth

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.