The best and most correct answer among the choices provided by the question is the fourth choice which is all of the above.
The use of fossil fuels makes the US vulnerable because it is an exporter of the fuel, and also it imports its petroleum from foreign countries most especially the Middle East.
I hope my answer has come to your help. God bless and have a nice day ahead!
C.)some fought for the union,but the overwhelming majority fought for the confederacy
North Carolina was part of the Confederacy so this answer makes sense.
<span>The term used when union workers refuse to work due to contractual disagreements is B. Strike. Labor strikes are often organized protests against contractual disagreements between employees and employers. Strikes involve mass refusal to work to makea bigger impact. Employees usually stop their strikes when an agreement or compromise has been met.</span>
