46. What is the main purpose of the first paragraph? (A) To remind us that any laws and recommendations applying to health care settings should eliminate language barriers to care in hospital emergency departments (B) To introduce the main topic—ethnic equalities in the United States, a multilingual and multicultural country (C) To convey that minority populations with limited English proficiency may have unequal access to health care (D) To illustrate the point that professional medical interpreter services are provided in many community-based clinics (E) To reinforce the idea that numerous non-Hispanic Blacks have limited English proficiency