Mark $(\sqrt{)}$ against the correct answer in each of the following:
$\int \frac{(1+\sin x)}{(1-\sin x)} d x=?$
A. $2 \tan x+2 \sec x+x+C$
B. $2 \tan x+2 \sec x-x+C$
C. $\tan x+\sec x-x+C$
D. None of these
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