Answer:
Cernan
Explanation:
i know dis because i learn dis in history today...
It was A. Al-Khwarizmi who was the Muslim scholar known as the "Prince of Philosophers," who wrote The Book of Healing around A.D. 1000.
McCarthyism, name given to the period of time in American history that saw Wisconsin Sen. Joseph McCarthy produce a series of investigations and hearings during the 1950s in an effort to expose supposed communist infiltration of various areas of the U.S. government.