With the dawn of space exploration, the notion that atmospheric conditions on Earth may be unique in the solar system was strengthened.

With the dawn of space exploration, the notion that atmospheric conditions on Earth may be unique in the solar system was strengthened.

A. outcome

B. continuation

C. beginning

D. expansion
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C là đáp án đúng
Lời giải:
dawn (bình minh) = beginning (sự khởi đầu)