How did the religious structures built by the Inca differ from the religious structures built by the Aztecs?

AThe Inca allowed all social classes to build their own religious structures, whereas only wealthy Aztecs could build religious sites.
BThe Inca built one large tower to reach haven, whereas the Aztecs built large tikis to guard the city.
CThe Inca built small prayer centers in very home, whereas the Aztecs built statues atop mountains.
DThe Inca built temples atop mountains, whereas the Aztecs built large temples in the center of their cities.