Solution:
The most appropriate word in this context is bordered.
Fill in the blank with the most suitable word.
North-East India is a place...... the brown and yellow races...... found. This place is home to more than 250 separate ethnic groups. For example, the state of Manipur, which is .....11...... by Burma, is home to about thirty separate linguistic and ethnic groups.
The most appropriate word in this context is bordered.