Who did the early colonists rely on heavily for food?

Trade

Explanation:

They relied on the Native Americans for trade, and some colonists tried to fish and farm, but farming in the northern colonies did not work out.

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:

answer: a tolerated diverse population

explanation: the city of baghdad formed to vast semi- circles on the right and left banks of the tigris twelve miles in a diameter.