Ordering of Sentences
S1: We now know that the oceans are very deep. P : For example, the Indian ocean has a range called the Indian Ridge. Q : Much of it is fairly flat. R : However, there are great mountain ranges as well. S : On average the bottom is 2.5 miles to 3.5 miles down. S6: This reaches from the India to the Antarctic. The Proper sequence should be:
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