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What is: (1-tanA)^(2) + (1+tanA)^(2) + (...

What is: `(1-tanA)^(2) + (1+tanA)^(2) + (1- cotA)^(2) + (1+ cotA)^(2)`, equal to:

A

`sin^(2)A cos^(2)A`

B

`sec^(2)A "cosec"^(2)A`

C

`3sec^(2)A "cosec"^(2)A`

D

None of the above

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