Answer:
The best term that describes Theodore Roosevelt and John Muir is conservationists.
So the answer choice is B.
I think its loyalists because the settlers wanted to be loyal to Britain and help them out by doing anything for them for example raid cities. :^)
The blockade by the soviet union (russians) which caused the u.s. to resort to the berlin airlift which is flying a bunch of supply planes to berlin because the blockade kept them from retrieving anything overseas.