In which year BN Sarma passed a resolution in imperial legislative council for the rearrangement of provincial areas on language basis?

Q. In which year BN Sarma passed a resolution in imperial legislative council for the rearrangement of provincial areas on language basis?
Answer: 1918
Notes: On 6^th Feb 1918, BN Sarma passed a resolution in imperial legislative council for the rearrangement of provincial areas on language basis.