At the beginning of the 1900’s New Mexico was . a. totally focused on mining. b. trying to become a state. c. developing new technology d. developing connections with other countries.

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1.d 2.a c.!

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:

in person

online

by absentee ballot

by mail