The civil rights act of 1866 was significant because ita.) placed the south under military rule and created districtsb.) granted all african americans men the right to votec.) prohibited states from denying the right to vote due to raced.) was the first in a series of laws that protected african americans

i would go with D

Explanation:

sorry if wrong but have a good day ya'll:)

b. 155 enlisted men and no officers

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: