Who was a legislator who was seen as a symbol of “the old south”?
henry clay
john c. calhoun
daniel webster
john quincy adams

It was John Calhoun who was a legislator who was seen as a symbol of "the Old South". He was actually one of the more influential members of the Southern delegation. 

I think the correct answer from the choices listed above is the second option. It was John C. Calhoun that was a legislator who was seen as a symbol of “the Old South”. He was a leading American politician and political theorist during the first half of the 19th century.