Final answer:
End-user computing is the system where the end user develops and executes their own computer applications, marking a shift from centrally controlled to personally managed software solutions.
Step-by-step explanation:
The system in which the end user is responsible for the development and execution of the computer application that he or she uses is referred to as B. End-user computing. This form of computing represents a shift away from central, corporate control of computer systems, evolving toward a more personal domain where users create and manage their own software solutions. Computers have transformed from being exclusive tools used within universities and the military to personal devices such as minicomputers and personal computers that could be operated by individuals. Personal computing now offers individuals a more intimate connection with their devices, enabling them to tailor applications to suit their specific needs.