Which of the following accurately describes a difference between the Olmec and Zapotec people?

A The Olmec were in modern-day Mexico, while the Zapotec were in modern-day Peru.
B The Olmec had a sophisticated writing system, while the Zapotec were strictly an oral culture.
C The Olmec were hunters and gatherers, while the Zapotec were primarily pastoralists.
D The Olmec civilization disappeared by 400 BCE, while there are people who identify as Zapotec today.