Which one of these rappers is NOT a member of the rap group Wu-Tang Clan?

Dr. Dre is not a member of the rap group Wu-Tang Clan. While he is a highly influential and successful rapper and producer, Dr. Dre is not associated with the Wu-Tang Clan. The Wu-Tang Clan is a collective of rappers from New York, known for their distinct sound and lyricism, and Dr. Dre, on the other hand, rose to prominence as a member of the group N.W.A. and later pursued a successful solo career. Therefore, Dr. Dre is not a member of the Wu-Tang Clan.