Answer:
the answer is B.infiltration of Communists in government
<span>Advanced mathematics was critical to the development of the Mayan calendar. The Maya needed a system of mathematics to record celestial movements over the years, to handle large numbers, and to calculate the solar and lunar year with great precision.</span>
B this is an obvious answer
Answer:
Ottoman Empire, empire created by Turkish tribes that grew to be one of the most powerful states in the world in the 15th and 16th centuries.
Explanation:
Hope this helps!
The answer is A. Frank Lloyd Wright
