Which of the following events marked the launch of the French and Indian War? A. The British attack on Fort Duquense
B. Parliament's official declaration of war against France
C. The convening of the Albany Conference

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.