Which among the following are the three types of services envisaged in the Constitution of India?

Which among the following are the three types of services envisaged in the Constitution of India?
[A]Navy Service, Air force Service and Army Service
[B]Civil Service, Military Service and Paramilitary Service
[C]All-India services, Central services and State services
[D]First Grade Service, Second Grade Service and Third Grade Services
Show Answer