Choose all the items that accurately describe a difference between the Mayan calendar and the Gregorian Calendar. 1. The calendars are different in length of days.
2. The calendars were adopted in different countries in different years.
3. The Mayan calendar has three separate calendars and the Gregorian has one.
4. The Mayan calendar has three separate calendars and the Gregorian has one.
5. Both calendars are cyclical.