Identify the sentence with incorrect use of hyphen. The company's well-known CEO spoke at the conference

The company's well-known CEO spoke at the conference

The self-portrait was painted by a famous-artist.

The co-pilot navigated the plane through turbulent weather.

The full-time employee received benefits.

Incorrect use of a hyphen: The self-portrait was painted by a famous-artist.

Explanation: A hyphen is unnecessary between "famous" and "artist." Correct: The self-portrait was painted by a famous artist.