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1. |
Find correct sequence of sentences :_x000D_ Find correct sequence of sentences :_x000D_ _x000D_ P: occur in the Earth's mesosphere _x000D_ Q: about 40-60 miles_x000D_ R: meteors, also called shooting stars, _x000D_ S: at an altitude of |
A. | PRQS |
B. | PRSQ |
C. | RPQS |
D. | RPSQ |
Answer» E. | |