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`(tan60^(@)+sec60^(@)-1)/(tan60^(@)-sec60^(@)+1)`A)`sec30^(@)+2cos60^(@)` B)`csc30^(@)+2sin60^(@)` C)`cot30^(@)+2tan60^(@)` D)none of these

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`(tan60^(@)+sec60^(@)-1)/(tan60^(@)-sec60^(@)+1)`A)`sec30^(@)+2cos60^(@)` B)`csc30^(@)+2sin60^(@)` C)`cot30^(@)+2tan60^(@)` D)none of these
A. `sec30^(@)+2cos60^(@)`
B. `csc30^(@)+2sin60^(@)`
C. `cot30^(@)+2tan60^(@)`
D. none of these
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Correct Answer - B
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