Answer:
That the voters pay less attention to their representatives and senators until they do something that the voters disagree with.
You can consider it to be Isolated. The doctrine was about preventing anyone from Europe from participating in political activities in the new land, and it was proclaimed that any European force that tried to control or colonize countries in the new land would be considered to be unfriendly to the US and the US would help the countries under attack.
The answer is A. They were planning on using the slaves to dig for them
