Simplify the following text for a Grade 9 native English-speaking person.
Original: Affair may refer to professional , personal , or public business matters or to a particular business or private activity of a temporary duration , as in family affair , a private affair , or a romantic affair .
Simplified: An affair can also mean some kind of public controversy or scandal . For example , a political affair may be describing some bad activities of public officials , such as the Watergate affair , or the Dreyfus affair .