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If `(5pi)/(2)ltxlt3pi`, then the value of the expression `(sqrt(1-sinx)+sqrt(1+sinx))/(sqrt(1-sinx)-sqrt(1+sinx))` is

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If `(5pi)/(2)ltxlt3pi`, then the value of the expression `(sqrt(1-sinx)+sqrt(1+sinx))/(sqrt(1-sinx)-sqrt(1+sinx))` is
A. `-cot(x)/(2)`
B. `cot (x)/(2)`
C. `tan(x)/(2)`
D. `-tan(x)/(2)`
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Correct Answer - A
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