After president johnson adopted much of lincoln's plan for reconstruction, what are two additional things he did that upset congress? he pardoned many ex-confederates. he returned land to southern owners. he gave blacks the right to vote. he refused to make states pay restitution.

your answer will most likely be a.

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: