Which of the following statements is best supported by the author

Câu hỏi :

Read the following passage, and mark the letter (A, B, c or D) on your answer sheet to indicate the correct answer to each of the following questions.

A.  The value of a shipwreck depends on the quantity of its artifacts.

B.  Preservationists are fighting the use of technological advances such as side-scan sohar.

C. Side-scan sohar has helped to legitimize salvaging.

D. The use of sound waves is crucial to locating shipwrecks.

* Đáp án

* Hướng dẫn giải

Đáp án là C. Dựa vào ý: The search party, using side-scan sohar, a device that projects sound waves across the ocean bottom and produces a profile of the sea floor, located the wreck in just two and a half days.

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