They had richly developed cultures so the answer is confirmed to be C
It is a fossil example, something<span> that lived long ago </span>
In the early morning hours of August 2, 1964, the crew of Maddox received an intelligence report suggesting that three North Vietnamese patrol boats had been dispatched to attack it. The naval ship's captain, John J. Herrick, initially ordered Maddox to head out to sea, hoping to avoid confrontation.
Bicameral means two chambers. Usually in leadership such as government. For example congress is bicameral. As for the second question the civil rights act of 1965 prohibited discrimination.