Why were trade routes important to the growth of the Kingdom of Ghana? A. Ghana used trade routes to spread Christianity.
B. Ghana taxed trade routes to make money.
C. Ghana attacked caravans on trade routes.
D. Ghana built trade routes in exchange for gold.

assuming that by westerners you mean americans. that they were mean and controlling and abusive to its peasants.

explanation:

just finished this it is b. centrifugal force

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: