Which of the following were ways in which President Nixon attempted to cover up Watergate? Select all that apply.

A. Nixon fired his chief counsel, John Dean.

B. Nixon fired “Deep Throat” for providing information to Bob Woodward and Carl Bernstein.

C. Nixon forced the resignations of several members of his inner circle in an event known as the “Saturday Night Massacre.”

D. Nixon blamed the missing 18½ minutes of the White House tape recordings on the incompetency of his secretary.