If tan \(A\; = \;\frac{3}{4},\) then (1 + cos A) (1 – cos A) / (1 + sin A) (1 – sin A) = ?

• A. \(\frac{{16}}{{25}}\)
• B. \(\frac{9}{{\;25}}\)
• C. \(\frac{{16}}{9}\)
• D. \(\frac{{\;9}}{{16}}\)