Correct option is A
The correct answer is (a) Diphu.
· The Diphu Pass is the mountain pass that forms the tri-junction of India, China, and Myanmar.
· It is located in the eastern Himalayas and is a significant geographical feature marking the boundaries between the three countries.
· The pass has strategic importance and is situated in the Indian state of Arunachal Pradesh.
Information Booster:
· Imis La: Imis La is not a known pass related to the tri-junction of India, China, and Myanmar.
· Bum La: Bum La is a mountain pass located in Arunachal Pradesh, India, on the border with China.
· Pensi La: Pensi La is a mountain pass in the Zanskar range of the Himalayas in India, located in the union territory of Ladakh.