【单选题】6 things you do not know about Gregorian calendar1. The original goal of the Gregorian calendarwas to change the date of Easter.In 1582, when Pope Gregory XIII introduced his Gregorian calendar, Europ...
A.
it was not useful for them to deal with civil affairs .
B.
it would hamper their movement.
C.
it may do harm to the interests of national churches