In December 2019, Donald Trump became the _______ president in American history to be impeached.

Correct option is C

Correct Answer:(c) Third
Explanation:
In December 2019, Donald Trump became the third president in American history to be impeached by the House of Representatives. He was impeached on two charges: abuse of power and obstruction of Congress. The first two presidents to be impeached were:

Andrew Johnson in 1868.
Bill Clinton in 1998.
Richard Nixon faced impeachment proceedings but resigned in 1974 before he could be impeached.

Key Points for Exam:
● Impeachment Date: December 2019.
● Impeached Presidents:
Andrew Johnson (1868).
Bill Clinton (1998).
Donald Trump (2019).
● Charges Against Trump: Abuse of power and obstruction of Congress.
● Outcome: Trump was acquitted by the Senate in February 2020.