Answer: The 1980s marked the early beginnings of the digital revolution and the introduction of business and personal computers.
Explanation:
It has been passed on from generation to generation therefore it is folk music.
Answer:
the 1st Aztec calendar is called Xiuhpohualli and it keeps track of planting season (365 days)
the 2nd Aztec calendar is called Tonalpohualli and it keeps track of religious ceremonies (260 days with a combination of 13 numbers and 20 symbols)