How did roman assemblies contribute to democratic principles?
a. assemblies had the power to make laws.
b. assemblies acted as advisory councils.
c. assemblies provided a balance of power.
d. assemblies allowed members to debate important issues.

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.