The Inca developed important medical practices, including surgery on the human skull. In such operations, they cleaned the area to be operated on and then gave the patient a drug to make him or her unconscious—procedures similar to the modern use of antiseptics and anesthesia.
I believe it is A or B.
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Lend-Lease and Military Aid to the Allies in the Early Years of World War II. During World War II, the United States began to provide significant military supplies and other assistance to the Allies in September 1940, even though the United States did not enter the war until December 1941.
Tax, the power to declare war, and to commerce. Hope this helps! (: