A.从心之年→舞勺之年→知非之年→期颐之年→鲐背之年;
B.舞勺之年→知非之年→从心之年→鲐背之年→期颐之年;
C.舞勺之年→从心之年→知非之年→期颐之年→鲐背之年;
D.从心之年→舞勺之年→知非之年→鲐背之年→期颐之年;