Mark King and Ralph Tresvant are both musicians and played what role in their bands?
Mark King (musician):  He is most famous for being the lead singer and bassist of the band Level 42. Ralph Tresvant: Ralph Edward Tresvant Sr. (born May 16, 1968), also known as Rizz and Rizzo, is an American contemporary R&B singer best known as the lead singer of R&B/pop group New Edition.
i don't know