Correct answer: (a) Arunachal Pradesh
Explanation
- A
Arunachal Pradesh
(a) Arunachal Pradesh. Pakhui (Pakke) Wildlife Sanctuary lies in the East Kameng district of Arunachal Pradesh, in the foothills of the Eastern Himalaya, and is a known hornbill landscape. This option is the official key.
- B
Manipur
(b) Manipur. Manipur’s flagship protected areas include Keibul Lamjao, not Pakhui. This option is not the key.
- C
Meghalaya
(c) Meghalaya. Meghalaya has Nokrek, Balpakram and others; Pakhui is not there. This option is not the key.
- D
Nagaland
(d) Nagaland. Nagaland’s sanctuaries (e.g. Intanki) are distinct from Pakhui. This option is not the key.
Summary. Official key is (a) Arunachal Pradesh. Pakke/Pakhui WLS is an East Kameng protected area of Arunachal, adjoining Nameri in Assam across the Kameng/Pakke rivers. Manipur, Meghalaya and Nagaland are neighbouring States with other sanctuaries, not this one. The stored letter is (a).