Answer:
Portugal ⇒ Ruled east of the line of demarcation
After the New World was rediscovered by the European powers and saw competition between the Spanish and the Portuguese, Pope Alexander VI came up with a Line of Demarcation to divide the New World. Portugal was to rule over every land east of the line which is why they colonized Brazil.
Russia ⇒ Controlled what is Alaska today.
Russia controlled what is Alaska today but then decided to sell it to the United States rather than risking the British taking it by forced and adding it to Canada.
Britain ⇒ Controlled the area of today's eastern United States.
Britain ruled the eastern part of today's United States and it was here that they established the colonies that became the first states of the United States of America when these colonies defeated the British in the American Revolution.
Spain ⇒ Ruled west of the land of demarcation
As explained above, Pope Alexander VI came up with a Line of Demarcation. This allowed Spain to rule lands west of this line such that they gained colonies such as Mexico and countries to the west of South America.
Answer:
The answer is C.) A barbed wire fence.
Yes A barbed wire fence is a physical object. But it is not a physical feature created by nature. Whereas an ocean, mountain range, or a rive are geographic features that occur naturally and are used for boundary lines.
Romans believed in a government system called a "republic". This form of government didn't believe in having a ruler and keeping information private but instead allowing the people to decide what's best for the country. A political map would allow them to see what the Romans supported and would give a brief look on their moral values. Using a political map would allow them to discover the political views of the romans.
The answer is lithosphere
They turned to the U.S. for more resources