Well The world's first steam-powered passenger railroad was the Stockton & Darlington Railway, operating 25 miles of track through Darlington in the North East of England.
Hope this helps you :)
B. Germany :))))) or maybe Mexico or Guam
1. The conflict began after Athens and Eretria gave assistance to the Ionians in their rebellion against Persia and its ruler, Darius.
I would say A is most likely, because I have a bachelor's in criminal justice and that's what we learned how to do.