<P> More recently, Arunachal Pradesh has come to face threats from certain insurgent groups, notably the National Socialist Council of Nagaland (NSCN), who are believed to have base camps in the districts of Changlang and Tirap . These groups intend to decrease the influence of Indian government in the region and want to merge a few territories of Arunachal Pradesh into Nagaland . </P> <P> Especially along the Tibetan border, the Indian army has a considerable presence due to concerns about Chinese intentions in the region . Special permits called Inner Line Permits (ILP) are required to enter Arunachal Pradesh through any of its checkgates on the border with Assam . China renamed six places in Arunachal Pradesh in 2017 and since then these new names started to appear in Chinese maps . </P> <P> Arunachal Pradesh suffered political crisis between April 2016 and December 2016 . The Indian National Congress Chief Minister Nabam Tuki replaced Jarbom Gamlin as the Chief Minister of Arunachal Pradesh on 1 November 2011 and continued till January 2016 . After a political crisis in 2016, President's rule was imposed ending his tenure as the chief minister . In February 2016, Kalikho Pul became the Chief Minister when 14 disqualified MLAs were reinstated by the Supreme Court . On 13 July 2016, the Supreme Court quashed the Arunachal Pradesh Governor J.P. Rajkhowa's order to advance the Assembly session from 14 January 2016 to 16 December 2015, which resulted in President's rule in Arunachal Pradesh . As a result, Nabam Tuki was reinstated as the Chief Minister of Arunachal Pradesh on 13 July 2016 . But hours before floor test, he resigned as the chief minister on 16 July 2016 . He was succeeded by Pema Khandu as the INC Chief Minister who later joined PPA in September 2016 along with majority of MLAs . Pema Khandu further joined BJP in December 2016 along with majority of MLAs . </P> <P> Arunachal Pradesh is located between 26.28 ° N and 29.30 ° N latitude and 91.20 ° E and 97.30 ° E longitude and has an area of 83,743 km The topography rapidly rises to 7000 m at its highest peak . Kangte, Nyegi Kangsang, the main Gorichen peak and the Eastern Gorichen peak are some of the highest peaks in this region of the Himalayas . Numerous river valleys dissect the precipitous terrain of Arunachal . Some of the major rivers are Kameng, Subansiri, Siang, Dibang, Lohit and Noa - Dihing rivers . Mountains till the Siang river are classified under the Eastern Himalayas mountain range . Between the Siang river and the Noa - Dihing river is classified as the Mishmi Hills that may be part of the Hengduan Shan, but the true extents of these mountains is unclear . South of the Noa - Dihing in Tirap and Longding districts, these mountains are parts of the Patkai Range . The rivers are fed by immense abundance of forest cover that absorb moisture and transfer it to subsurface flows . Summer melt water from snow caps also contribute to the volume of water . </P>

Which of the following passes connects arunachal pradesh with tibet