Question
Consider the following developments associated with
knowledge of science in ancient period : 1.     Decimal number system 2.     Formula/calculation of the circumference of circle. 3.     Rotation of the earth on its axis resulting in the day and night. 4.     A scientific explanation for eclipses. Of these, the scientific developments associated with the renowned mathematician and astronomer, Aryabhata are -Solution
The correct answer is C
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