Answer:
b. an effort to talk long enough to prevent a vote on a bill.
Explanation:
A filibuster is a political process which consists of debating over a proposed piece of legislation in a way that purposely delays or prevents having to make a decision on it. This usually takes place in a Parliament or Congress, as these are generally the bodies of government that deliberate on legislation. This form of obstruction in a legislature is a powerful political device.
<span>B. Cuban communists pressured the Soviet Union to place missiles in Cuba.
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This would be C. 1830- Baltimore and Ohio Railroad :)
The answer is C) hope that helps