Why was west berlin described as a “bone in the throat” of the soviet union?

West Berlin was an outpost of Western European and American influence deep in Soviet-controlled territory.

i believe the answer to your question is b. pay your bills early

the award is named for an american naval historian and theorist, rear admiral alfred thayer mahan, united states navy who, through his writing, provided stimulus and guidance to those who share in the defense of the nation.