What conclusion can modern historians draw about the city of Troy based upon this evidence?

What determines the properties of a mineral

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more.b-it made cross-country travel too expensive for ordinary americans.c-it decreased the safety of americans who moved to settle the plains.d-it shortened travel time between the east and west for all americans.

What does it mean in the declaration of independence for cutting off our trade with all parts of the world