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 :)
One big way to add variety in your writing is to add specific details about each subject. Using synonyms instead of boring words (good/great/important/nice) and expand your vocabulary. Look up story ideas if you’re stuck on those. Good luck!! :)
They didn't want another tyranny A.K.A they didn't want too much power in one branch
