Like so many presidents before him, woodrow wilson did little if anything about which of these issues? a. controlling monopolies b. lowering tariffs c. racism and women's suffrage d. improving the banking system

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:

they became hereditary because there weren't many jobs for people in lower classes