An advantage to studying communication styles of co-cultures is that

a. European American communication styles are considered the standard.
b. such research can enlighten us about features of communication that can
distinguish one culture from another.
c. members of a co-culture don't exhibit all of the features associated with a particular
communication style all of the time.
d. many American are members of and identify with more than one co-culture.
e. All of the above

b