What methods did the incas use to unify their large empire? me on this question

Why do you think kush in nubia is not as well-known as egypt? ( me with my exit ticket)

Martha participates in a research study in order to receive extra credit for her psychology class. when she arrives in the research office she is given a can of what looks and tastes like beer, but which actually contains no alcohol. in the adjoining room martha's classmate karen is also participating in the study. karen receives a can of alcoholic beer. if the experiment was designed to test the effects of alcohol on concentration, then who is exposed to the independent variable?

The most heavily populated areas of africa are found