The writings of the 18th century Enlightenment philosophers - Charles de Montesquieu, Voltaire, and Jean Jacques Rousseau - had their greatest impact on the-
A) policies of later totalitarian
B) beliefs of Asian religious prophets
C)spread Christianity in Africa
D) authors of the U. S. constitution

The telegraph, the transatlantic telegraph cable, and the telephone were important to businesses after 1850 because of a. they created a system for developing new inventions. b. they filled a need that other inventions of the day could not. c. they attracted investors and created the stock market. d. they made picture-taking a popular american pastime.