In which part of India are the Patkai Bum hills located?

In which part of India are the Patkai Bum hills located? Correct Answer Eastern part of India

Option 3 is correct, i.e. The Eastern part of India.

• The Patkai Bum hills are located in the Eastern part of India. 
• Assam, Manipur, Meghalaya, Mizoram and Nagaland. are along the Patkai range.
• Pat-kai means "to cut chicken" in Tai Ahom language.
• Through the Patkai mountain range, the Dehing river flows down. to meet the Brahmaputra in the Sivasagar district of Assam.
• The Patkai Range consists of 3 hills - The Patkai-Bum, the Garo-Khasi-Jaintia, and Lushai Hills.
• The Patkai hills are part of Purvanchal hills in the North-Eastern part of India.
• Patkai Range is the hills on India’s North-Eastern border touched with Burma. 
• The Patkai range extends from Nagaland, Meghalaya, Mizoram, and Manipur.