What causes two distinct pressure zones between the equator and the poles? A. Earth's rotation
B. The troposphere interacting with the mesophere
C. The ozone layer
D. The fact that nitrogen is heavier than oxygen

Answer the above statement is correct (true);

Answerrecharge zone;

Aristotle thought so every portion of the earth tends toward the center until by compression and convergence they form a sphere. travelers going south see southern constellations rise higher above the horizon.~ hope this !

The answer would be a.