Answer:
option is C).
Step-by-step explanation:
the correct answer is option is C).
ethnocentrism means that judging others cultures by based on there knowledge and comparing other culture with there own.
And these things can be seen in language, food, behavior, religion, custom etc.
hence, from the given statement Mavis statement was right which state that members show ethnocentrism when they get identity from any political group.