Cual fue el periodo de esplandor de los olmecas?

I do not know how to read Spanish

Explanation:

Persian navy sailed down the coast of greece and landed at the bay of marathon, about 40 miles north of athens. the athenian army, led by general miltiades, moved to block the persians' advance and trapped them on the plains around the bay. finally, on the fifth day, the greeks attacked.so your answer will be d