How Did the Olmec Peoples Adjust Their Solar Year Calendar

How did the Olmec peoples adjust their solar year calendar to refer to events that happened in the far past?

A) They used mythical terms to refer to early dates.
B) Only religious references were used to refer to the mythical past.
C) They developed a Long Count calendar that dated back to a mythical starting date.
D) No evidence has been found on how the Olmecs solved this dilemma.
E) They did not know how to adjust their ritual calendar when referring to events of the far past.