What are the characteristics of a multicultural society? （ ） A: People retain, pass down celebrate and share their unique way of life. B: People of different races, ethnicities and nationalities live together. C: None is ignored or regarded as unimportant. D: People from diverse cultural backgrounds have equal rights.

Immigration to the United States by people with shorter average height is no reason for the decline in the average height in America because______. A: Asians came to the United States only in recent years B: Asians are taller than immigrants from other areas C: the immigration by people with shorter average height is not large enough D: immigrants of other ethnicities usually have good access to medical care and nutrition