Which method can always be used to reach a place in Alaska?

Câu hỏi :

Which method can always be used to reach a place in Alaska?

A. by air

B. on foot

C. by dogsled

D. All are correct

* Đáp án

D

* Hướng dẫn giải

Dẫn chứng: Many cities in Alaska cannot be reached by road, sea, or river. The only way to get in and out is by air, on foot, or by dogsled. 

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