Match List - I with List - II regarding the value of the following.

List - I	List - II
(A) \(\cos ^{-1}\left(\cos \frac{7 \pi}{6}\right)\)	(I) \(\frac{\pi}{2}\)
(B) \(\cos ^{-1}\left(\cos \frac{5 \pi}{4}\right)\)	(II) \(\frac{\pi}{4}\)
(C) \(\sin ^{-1} \frac{4}{5}+2 \tan ^{-1} \frac{1}{3}\)	(III) \(\frac{5 \pi}{6}\)
(D) \(\tan ^{-1} \frac{x}{y}-\tan ^{-1} \frac{x-y}{x+y}\)	(IV) \(\frac{3 \pi}{4}\)

Choose the correct answer from the options given below :

1. A (A)-(IV), (B)-(III), (C)-(II), (D)-(I)
2. B (A)-(II), (B)-(I), (C)-(IV), (D)-(III)
3. C (A)-(III), (B)-(IV), (C)-(I), (D)-(II)
4. D (A)-(I), (B)-(II), (C)-(III), (D)-(IV)