Answer:
Correct option is (a)
Step-by-step explanation:
Heritage consistency is used as a term to depict how inclined one is towards one's native culture. If one is inclined with one's heritage, they would keep and maintain their values, beliefs and attitude no matter in which part of the world they reside. They would also try to teach the same to their kids who are raised in a foreign land.
In this case, Vietnamese immigrated to US is trying to portray heritage consistency by educating the children about their native culture and language.