What kind of government was enacted by the athenian assembly

The Athenian democracy was the first democracy known all over the world, in which citizens participate directly by means of direct legislation vote. Athens is the most important capital of Greece. Their system of politics is the oldest political system because it was developed on the fifth century before C. Their kind of government is called system of direct democracy.

It should be at the center of any map going vertically: the prime meridian, as it passes through greenwich,  england, is considered 0 degrees longitude

Ithink it's c selection but i don't really know.