Step 1: Contextual Understanding.
The query seeks the identification of the Chairman of the Kok-Bork language development script selection committee.
Step 2: Option Analysis.
- (1) Shyama Charan Tripura: Recognized for his substantial contributions to Kok-Bork language development.
- (2) Kumud Kundu Choudhury: A distinguished individual, however, not the chairman of this committee.
- (3) Alindralal Tripura: Acknowledged for other linguistic work, but not the chairman.
- (4) Nanda Kumar Debbarma: Another prominent personality, yet not the chairman.
Step 3: Determination.
Shyama Charan Tripura is identified as the correct answer, having served as the committee's chairman. Consequently, option (1) is confirmed.