Verify the identity. 1 - sint cos toot 1= = sin t Which of the following three statements establishes the identity? OA 1 - sint cost COS 1 sin t sin t = cos t sin t = cos tcot t 2 O B. 1 - sin cott cot t sin t sin t sin t cot t= cos tcot t OC 1 - sin 2 t cost COS sin t csc t = cos t csc t = cos tcot t