What did Americans do to help in the war effort? a
Women voted for Woodrow Wilson to help carry the nation through the war.
b
Women sent their children to work in the factories making war goods.
c
Americans planted victory gardens so they could send more food overseas.
d
Americans sold their farms to save the land.

the tariff was created to protect industry in the northern part of the united states. industries in the north were being driven out of business by imported goods that were priced at a low rate. the goal was to protect these industries   by taxing the goods.

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: