What was a reason many people emigrated from their homes? O A. They were under attack from other countries.
O B. There was poverty at home.
O C. The weather was bad in their country.
O D. They wanted to marry Americans.

B. There was poverty at home

Explanation:

I choose this answer because a lot of people all over the world move to America because they live in poverty and their government wasn´t doing anything to take care of them. Plus they also wanted to live in Freedom and in peace instead of worrying about attacks in their country.

answer: the time zones used to be whatever the local authority wanted them to be. one town might have 6am whenever the sun came up and another town had 6am 10 minutes later.  

the trains had a hard time when their orders said to be at a certain point at 6am.  

6am, but who's 6am.  

the railroads got together and set the time zones more or less along the longitude lines across the country.

explanation:

wheres the studying charts

explanation: