Mark against the correct answer in each of the following:

Mark $(\sqrt{)}$ against the correct answer in each of the following:

$\int \tan \mathrm{x} \mathrm{dx}=?$

A. $\log |\cos x|+C$

B. $-\log |\cos x|+C$

C. $\log |\sin x|+C$

D. $-\log |\sin x|+C$