Naturalization
List 6 requirements:

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:

it caused mass african migration, african populations to grow, african empires to topple, and racism against slaves to emerge.

i believe he should not do investment b