The most important of these were the tlatoani (rulers), warriors, nobility, and the high priests and priestesses. The lesser classes were composed of the free poor, slaves, servants, and the middle class. A succession of less than a dozen rulers carried the Aztec people through from obscurity to empire-builders.
I think A but Im not sure
Answer:Condensed matter physics, geophysics, computer modelling, quantum mechanics simulations, density functional theory, quantum monte carlo, Alfe is the leader of the Problem Solverz. He likes to play the drums,
Alfé and his team drew their conclusions by using their knowledge of the melting point of iron to understand the pressure and the temperature at the center of the Earth. It's a roundabout, but efficient way of understanding something right beneath our feet.
Explanation:
June 25th, 1950 I believe! :P
