Why did trade routes develop slowly in eastern asia?
the warring states period was a time when the chinese government was weak and unorganized which made it more difficult to develop trade routes.
people in eastern asia did not want to trade with other civilizations
people in eastern asia did not know there were other civilizations out there

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:

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