Question

What was Nixon's role in the Watergate scandal?

A. Nixon attempted to obstruct the investigation of the break-in.

B. Nixon lied under oath when questioned about the break-in.

C. Nixon broke into the Democratic headquarters at the Watergate building.

D. Nixon ordered the break-in.

Answer 1

A. Nixon attempted to obstruct the investigation of the break-in.

Answer 2

I believe the correct answer is A. Nixon attempted to obstruct the investigation of the break-in.
His administration participated in illegal actions involving forgery of important documents. When that was out in the open, he tried to prevent the police from investigating, but was of course unsuccessful in such attempts.