The "Olmec civilization" or "the Rubber person" in Aztec language, is understood as major Meso-American civilization. Colossal heads are considered as their basic art form. They resided in the tropical lowlands of south-central Mexico but at present called as states of Veracruz and Tabasco therefore they relate with Andes mountains.
This highly productive climate promoted a densely concentrated population, which in turn sparked the emergence of an elite class. They requested the symbolic and sophisticated luxury objects that characterize Olmec culture to be made. This suggest that early Olmec elites had access to long distance trade network in Meso-america.
You didn't list all of the answer choices, and ironically the one you didn't list was the correct answer! All of the other answer choices are most certainly associated with the Olmec civilization.
Answer: Germany's Checks and balance system got taken down by Hitler. Hitler started to pass on laws about the Jews and sent troops to search and put them in concentration camps
