When Congress adjourns it means that it suspends until the next session. I believe the answer is A
Mongols affected Ancient China by attacking most of China's north. In the Qin Dynasty, Qin Shi Huangdi joined up smaller walls in the north which became the Great Wall of China
The President shall be Commander in Chief of the Army and Navy of the United States, and of the Militia of the several States, when called into the actual Service of the United States; he may require the Opinion, in writing, of the principal Officer in each of the executive<span> Departments.</span>