Final answer:
The best explanation for an Asian parent avoiding eye contact with a nurse, considering cultural differences, is that it is a cultural norm indicating respect or politeness.
Step-by-step explanation:
The best explanation for an Asian parent avoiding eye contact with a nurse, considering cultural differences, is C) Cultural norm indicating respect or politeness. In certain Asian cultures, avoiding eye contact is a sign of respect and politeness. It shows that the parent acknowledges the nurse's authority and does not want to appear too direct or confrontational.