Explanations:The North East Frontier Agency (NEFA) was an administrative division of India that was established in 1957. It was located in the northeastern part of the country and was initially set up to manage the region's complex administrative and security challenges. The area covered by NEFA was primarily inhabited by various indigenous tribes and was strategically important due to its proximity to the Chinese border.
In 1965, NEFA was upgraded to a union territory, and in 1987, it was granted statehood and renamed Arunachal Pradesh. The renaming and statehood were part of a broader effort to integrate the northeastern region more closely with the rest of India and to address the unique cultural and administrative needs of the region.
Understanding the historical context of NEFA is crucial for comprehending the administrative and political changes that have occurred in northeastern India. The region has a complex history, with various tribal groups and diverse cultural practices. The establishment of NEFA and its subsequent transformation into Arunachal Pradesh reflect the evolving nature of governance and the recognition of the unique needs of the northeastern states.
It is important to note that the other options listed in the question—Maharashtra, Madhya Pradesh, and Andhra Pradesh—are not related to the North East Frontier Agency. These states are located in different regions of India and have their own distinct histories and administrative backgrounds. Therefore, they cannot be considered as having been known as NEFA.
In summary, the correct answer is Arunachal Pradesh, as it was formerly known as the North East Frontier Agency. This historical context is essential for understanding the administrative and political changes that have shaped the northeastern region of India.