Sản lượng than khai thác hàng năm của nước ta là

A. 20 – 25 triệu tấn/năm

B. 15 – 20 triệu tấn/năm

C. 40 – 45 triệu tấn/năm

D. 10 – 15 triệu tấn/năm

Mark the letter A, B, C or D to indicate the sentence that is closest in meaning to each of the following questions.

Question. People in Australia are so environmentally-friendly that they create the greenest country in the world.

A. Australia is the greenest country in the world though the people are environmentally friendly

B. Australia is the greenest country in the world because the people are environmentally friendly

C. Australia is the greenest country in the world while the people are environmentally-friendly.

D. Australia is the greenest country in the world if the people are environmentally friendly.