Sets of rules
Sets of maps
Sets of computers
Sets of product
Answer is Wrong!
Answer is Right!
The correct answer is: A. Sets of rules.
A protocol is a set of rules that govern how computers communicate with each other. It defines how data is formatted, transmitted, and received. Protocols are essential for communication between computers, and they are used in a variety of applications, including email, web browsing, and file sharing.
Option B is incorrect because maps are not used to communicate between computers. Option C is incorrect because computers are not sets of maps. Option D is incorrect because products are not sets of rules.