Which of the following best describes the protocols used on the Internet? a) The protocols of the Internet are designed by government agencies to ensure they remain free to use
b) The protocols of the Internet are secret to maintain the privacy and security of people using them
c) Each device connected to the Internet will use a protocol designed by the company that manufactured it
d) The protocols of the Internet are open and used by all devices connected to the network

is it c?

No it is D.

D: The protocols of the Internet are open and used by all devices connected to the network

Explanation:

There are billions of devices connected to the Internet, and hundreds of different kinds of devices: laptops, tablets, phones, refrigerators, handheld credit card readers, and so on. Protocols (standards) ensure that the variety of devices interact with each other smoothly.  There are a lot of protocols! The Internet was designed with several layers of abstraction that sort the protocols according to what part of the process they support.

explanation:

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