Answer: B. Is understood to be an inherent right of the presidency even though it is not mentioned in the in the constitution
C. Was declared by the supreme court during the Watergate controversy to be an absolute right.
Explanation: Executive privilege is the right of the president of the United States to maintain absolute confidential communications under certain circumstances. The right becomes effective when revealing information would impair governmental functions. Executive privilege is not explicitly mentioned in the United States Constitution. However, the Supreme Court of the United States ruled that executive privilege is a consequence of the doctrine of the separation of powers.
