What was the national assembly? a. a cache of weapons and gunpowder held by the king at bastille. c. the middle class, or top class of the third estate. b. a meeting of representatives from all three states called by the king to address reforms. d. an organization of some clergy and nobles, but mostly members of the third estate.

on this day in 1913, henry ford installs the first moving assembly line for the mass production of an entire automobile. his innovation reduced the time it took to build a car from more than 12 hours to two hours and 30 minutes.

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: