Answer:
integration.
Explanation:
Just trust me on this one i got it-
It’s A obviously the best choice
<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>
Answer:
Nationalism led to major conflicts following World War I, especially when: in 1915
