Why were the europeans able to carve up almost the entire continent of africa? a. europeans had superior weapons. b. europeans had better transportation networks. c. europeans had better communication networks. d. all of the above

2: albert einstein was one of several german scientists who the allies defeat the nazis

explanation:

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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: