Which of the following is an internet supervisory protocol? o dns ip o both a and b o neither a nor b

Both A and B (DNS and TCP/IP)

Explanation: Internet supervisor protocols are the protocols that  have the supervising standards for the internet functioning. DNS (Domain name system)is the system that supervises the internet by the function of the domain names that is accessed by the user.It acts like phone phone book  that coverts the domain to the IP address.

TCP/IP is the(Transfer control protocol/Internet protocol) are the protocols that help in the function of the internet by providing the connection with the network.The internet runs with help of TCP/IP suite.Thus both, DNS and TCP/IP are supervisory protocol for internet.