\(\frac{{\left( {\sec \theta + \tan \theta } \right)\left( {1 - \sin \theta } \right)}}{{cosec\theta \left( {1\; + \;\cos \theta } \right)\left( {cosec\;\theta - \cot \theta } \right)}}\) is equal to

• A. sin θ
• B. cosec θ
• C. cos θ
• D. sec θ