A. Nagaland
B. Arunachal Pradesh
C. Assam
D. All of the above
✅ The correct answer is option D.
For more info : http://en.wikipedia.org/wiki/Chief_of_Army_Staff_of_the_Indian_Army
The unified economic agreement between the countries of the Gulf Cooperation Council was signed on November 11, 1981 in Abu Dhabi. These countries are often referred to as The GCC States.