It’s defined by historical context igggggg
They were similar because with olfactory lethargy you have a delay in detecting a new smell because your receptors are overworked from a previously heavy smell, the same thing appear with afterimage, you stare at a color and your cones become lethargy, thus showing an afterimage of another color. they were contrasting because one deals with olfactory bulbs and the other deals with occipital lobes and optic nerves.
Answer:
it was the largest empire in pre-Columbian America. Ilqmd I think its a political and administrative structure and is considered by most scholars to have been the most developed in the Americas before Columbus' arrival.