Constitution of Business in GST for Local Cable TV operator

Dear Sir/Mam, 

Question 1. 

What should I mention in the "Constitution of Business" while filling GST form for Local Cable TV operator? There are options like  1. Local authority 2. Others, 3. Private limited company 4. Proprietorship 5. Public limited company 6. 

Question 2. 

What should be service code for Local cable TV operator under Service Classification 

Any help would be appreciatable.

Please help me. 

Thank you