WWF was set up in 1961 and had its operations in areas such as the preservation of biological diversity.

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Mark the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

WWF was set up in 1961 and had its operations in areas such as the preservation of biological diversity.

difference

abundance

variety

plenty

Giải thích

Đáp án: C

Giải thích: Diversity = variety (n) sự đa dạng phong phú

Dịch: WWF được thành lập vào năm 1961 và hoạt động trong các lĩnh vực như bảo tồn sự đa dạng sinh học.