What is the most likely reason many civilizations developed around rivers? a. people could dispose of their wastes in rivers. b. rivers offered people a way to defend their cities. c. many businesses used rivers to import and export goods. d. the river provided people with water, food, and transportation?

The viceroy of spain asked that coronado's expadition be cristian and apostolic and not a buchery, what does that mean and did cornado follow his orders

What are new social classes emerged due to advancement in agriculture ?

What important discovery was made by edmond halley and alexis clairaut, using newton's ideas of mathematics and gravity? they created the scientific method to outline how science should be conducted. they were able to find the orbit of a comet and predict the year of its return. they discovered the three newest planets--uranus, neptune, and pluto. they explained why objects appear to have color.