Which of the following choices is not a function of government? a. to spread their ideals of government in order to take over other governments. b. to monitor and manage the economy. c. to protect its citizens from outside attack. d. to monitor and manage public service/ social programs.

did you check the study guide?

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: