What types of things can history reveal about the past

Which of the following inventions most directly allowed ancient farmers to produce a surplus ?

Article ii "each state retains its sovereignty, freedom, and independence, and every power, jurisdiction, and right, which is not by this confederation expressly delegated to the united states, in congress assembled."—articles of confederation which of the following principles of american democracy does this quote best represent? social contract natural rights federalism rule of law

During the age of imperialism, suez canal connected which two bodies of water?