A theory is Select one: a. an idea that has been proven. b. a concept in the early stages that still needs to be tested. c. a description of a belief that invokes the supernatural. d. an explanation of an idea that is broad in scope and supported by a large body of evidence.

How did shays' rebellion reveal the need for a revision of the articles of confederation? a) shays' rebellion exposed the weakness of the central government as written in the articles of confederation. b) shays' rebellion strengthened the ideas of the anti-federalists in the need for a strong national government. c) shays' rebellion illustrated the need for organized local government factions to handle situations such as this. d) shays' rebellion encouraged others to rebel and eventually led to the overthrow of the first established government in the united states.

Which chinese invention is used to measur the strength of earthquakeswhich chinese invention is used to measure the strength of earthquakes

Why do pregnant women come from russia to be birth tourists? give an explanatory response.