Rocco Stebila, a University Professor Who Specializes in Business Communications

Multiple Choice

Rocco Stebila, a university professor who specializes in business communications, teaches undergraduate classes, supervises graduate students' independent research, helps out each year with orientation for new business students and their families, and occasionally speaks at the local Chamber of Commerce.How many discourse communities Professor Stebila likely participates in?

A) Impossible to determine without knowing the communication habits and connections among these groups
B) Impossible to determine without knowing the shared meanings and identities of the relevant groups
C) Two, since his university activities form one discourse community and his Chamber of Commerce activities form another
D) Four, since discourse communities never overlap