3. What are the major provisions of the executive order or federal regulation?

directive issued by the president of the United States that manages operations of the federal government. ... At any time, the president may revoke, modify, or make exceptions from any executive order, whether the order was made by the current president or a predecessor.

the correct answer is the following is a list of inventions made in the medieval islamic world, especially during the "islamic golden age" (8th to 13th centuries),[1][2] as well as the late medieval period, especially in the emirate of granada and the ottoman empire.

science and technology in the islamic world adopted and preserved knowledge and technologies from contemporary and earlier civilizations, including persia, india, china, and greece-roman antiquity, while making a number of improvements and innovations.