Jackson broke the upper class’s hold on government jobs by dismissing those who had not supported him and replacing them with his political backers. This practice is referred to as
The “reign of King Mob”
The kitchen cabinet
The spoils system
The democratic system

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.