The library function sqrt operates on a double precision argument. If, – McqOptions

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1.	The library function sqrt operates on a double precision argument. If, i is an integer variable, then which of the following calls would correctly compute sqrt(i)?
A.	sqrt((double)i)
B.	(double)sqrt(i)?
C.	(double)(sqrt(i))
D.	sqrt(i)
Answer» B. (double)sqrt(i)?

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