Which of the following explains how archaeologists were able to learn about the Olmec?(1point)

They were able to interview descendants of the Olmec.
They were able to read various texts of the Olmec
The Aztec left many books about them in their temples.
They made inferences about the Olmec based on the art and artifacts they left behind

The correct answer is: They made inferences about the Olmec based on the art and artifacts they left behind.