Answer:
The answer should be: Companies replaced hand-operated brakes with air brakes on trains.
Explanation:
You have to think how hard it was for trains to stop with hand operated brakes. Trains go fast, and not stopping in time can be dangerous. Hope this helped :)
Basically a president is someone who takes care of america and watches over us. He/She is like the parent of The United States Of America
Hope that helps Please feel free to ask me questions or give me a better definition to dumb down:)
D. to discuss plans for a peace treaty
Caligula’s grandmother Antonia managed to shield him from these intrigues until Sejunus’ death in 31. The next year, Caligula moved in with the aging Tiberius, who gleefully indulged his great-nephew’s worst habits, commenting that he was “nursing a viper in Rome’s bosom.”
Tiberius adopted Caligula and made him and his cousin Gemellus equal heirs to the empire. When the emperor died in 37, Caligula’s Praetorian ally Marco arranged for Caligula to be proclaimed sole emperor. A year later, Caligula would order both Marco and Gemellus put to death
To extend the influence of the "mother country"
<span>to provide a source of raw materials for the "mother country" </span>
<span>to provide a market for manufactured products of the "mother country" </span>
<span>to provide a place for people to live, especially if the "mother country" is overcrowded. And I gave you information so try to solve it and if you can't message me so I can give it to you.</span>