Question

Which of the following is true of the time measurement systems used by ancient Mesoamerican and South American cultures?

The Incas, Aztecs, and Mayans all had calendars.

The Incas and Aztecs had calendars, but the Mayans did not.

The Incas and Mayans had calendars, but the Aztecs did not.

The Incas had calendars, but the Mayans and Aztecs did not.

Answer 1

I think all three of them did have a calendar

Answer 2

The correct answer is A - The Incas, Aztecs, and Mayans all had calendars.