Question 2: Under the reforms that instituted the ________, Intercalaris was abolished, leap years occurred regularly every fourth year (after a few years of confusion), and in leap years February gained a 29th day.
Question 6: Even during the Middle Ages, when the numbered ________ year began on March 25 or December 25, the second month whenever all twelve months were displayed in order.
Question 8: The month has 29 days in ________, when the year number is divisible by four (except for years that are divisible by 100 and not by 400 in the Gregorian calendar).