The blending of cultural (27) and ethnicities in America led to the country becoming known as

27/50

The blending of cultural (27) ______ and ethnicities in America led to the country becoming known as a “melting pot.” As the third largest country in both area and population, America’s size has enabled the formation of subcultures within the country.

backgrounds

reference

expression

importance

Giải thích

Giải thích: Phương án A phù hợp về nghĩa.

A. backgrounds (n.): nền tảng B. reference (n.): sự tham khảo

C. expression (n.): sự diễn đạt D. importance (n.): tầm quan trọngChọn A