Shi huangdi was the first emperor
Explanation:
Islamic mathematicians such as Al-Khwarizmi, Avicenna and Jamshīd al-Kāshī made advances in algebra, trigonometry, geometry and Arabic numerals. Islamic doctors described diseases like smallpox and measles, and challenged classical Greek medical theory.
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Answer:
C. It forbade discrimination by race in defense industries.
Explanation:
Executive Order 9981 issued by President Harry S. Truman on July 26, 1948, abolished discrimination "on the basis of race, color, religion, or national origin" in the U.S. military. It led to the end of segregation in the military during the Korean War (1950-1953).
