Answer:
The definition of a civil war is a war between citizens of the same country. When the Northern States and Southern States in the U.S. fought over slavery, this was an example of a civil war.
Explanation:
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The answer to the
question stated above is letter <span>b.the Pentagon Papers
<span>The Pentagon Papers</span> which is officially
titled as <span>United States –
Vietnam Relations, 1945–1967: A Study Prepared by the Department of Defense</span>, is a U.S. Department of Defense history of the United States' political-military
involvement in Vietnam from 1945 to 1967.
The
papers revealed that the U.S. had secretly enlarged the scale of the Vietnam
War with the bombings of nearby Cambodia and Laos, coastal raids on North Vietnam,
and Marine Corps attacks,
none of which were reported in the mainstream media.
</span>
Because that is the lower class.
