The protest of the Stamp Act of 1765 by American colonists was an example of which of the following Enlightenment ideas? People must have input into the laws they follow. People should be free to worship as they wish. Government should be separated into three branches. Members of the government must obey the same laws as its citizens.

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.