The General Solution of the First-Order Differential Equation $y ^ { \prime } + ( \cot x ) y = \sec x$

Multiple Choice

The general solution of the first-order differential equation $y ^ { \prime } + ( \cot x ) y = \sec x$ is

A) $y \sin x = \ln ( \operatorname { cosc } x ) + C$
B) $y \cos x = \ln ( \sec x ) + C$
C) $y \sin x = \ln ( \sec x ) + C$
D) $y \cos x = \ln ( \cos x ) + C$
E) $y \sec x = \ln ( \sin x ) + C$