Q: Is the question "What is RCD ?" asking about an entity, an abbreviation, a description, a human, a location, or a numeric entity?
A: abbreviation

Q: Is the question "CNN began broadcasting in what year ?" asking about an entity, an abbreviation, a description, a human, a location, or a numeric entity?
A: numeric

Q: Is the question "What song put James Taylor in the limelight ?" asking about an entity, an abbreviation, a description, a human, a location, or a numeric entity?
A: entity

Q: Is the question "What mayor made so many TV appearances he was asked to join AFTRA in 1984 ?" asking about an entity, an abbreviation, a description, a human, a location, or a numeric entity?
A:
human