When did the Inca civilization emerge and become powerful?

What restrictions do you think should be placed on studies with animal participants? explain

How can changes in technology or consumer demand make it difficult for people to get jobs? by changing the number or kind of jobs available by making it possible for some people to work fewer hours by making it difficult for people to buy what they want by creating a demand for things that are not available

Most democratic have a government with three branches : executive,legislative and judicial.in canada,the legislative branch is the