* Which of the following best explains the author's purpose in describing J. P.
Morgan's role during the Civil War?
a. To put him on blast for not fighting in the Civil War
b. To demonstrate how savvy businessmen like Morgan profited from the Civil War
c. To illustrate how the Union armed its soldiers
d. To describe J. P. Morgan's path to Wall Street

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.