PLEASE HURRY IM BEING TIMED! The Berlin blockade after World War II showed Europeans that the USSR
a) wanted to challenge the United Nations to see if it was willing to take action.
b) was serious about expanding its area of control in Eastern Europe.
c) would be able to set the Allied powers against one another.
d) would be able to swiftly defeat the Allied powers in any altercation.

b) was serious about expanding its area of control in Eastern Europe.

Explanation:

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the british won and the germans couldn't invade great brit

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