Answer:American and Canadian railroads
Explanation:
At exactly noon on this day, American and Canadian railroads begin using four continental time zones to end the confusion of dealing with thousands of local times. The bold move was emblematic of the power shared by the railroad companies.
Answer:
simply because, they just do.
Explanation:
Set a, set b, and set c all have like terms
Some people were better at certain jobs so they’d Miguel out who was not efficient and they’d assign the jobs. Everyone had to do something different because if they did they would have much. If everyone were farmers then no one would be hunting. It helped their society flourish and kept everyone “Fed”