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`int((d(theta))/((cos^2 theta)(sec(2theta) + tan(2theta)))) = lambda tantheta + 2logf(x) + c`, then ordered pair `(lambda, f(x))` is

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`int((d(theta))/((cos^2 theta)(sec(2theta) + tan(2theta)))) = lambda tantheta + 2logf(x) + c`, then ordered pair `(lambda, f(x))` is
A. `(-1,1 - tan theta )`
B. `(1,1 - tan theta )`
C. `(-1,1+ tan theta )`
D. `(1, 1+ tan theta )`
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Correct Answer - `C`
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