The correct answer is A. Analytical Engine.
The Analytical Engine was a mechanical computer designed by Charles Babbage in the 19th century. It was the first computer to be designed with all the key features of modern computers, including a central processing unit, memory, and input/output devices. Babbage never built a working model of the Analytical Engine, but his work laid the foundation for the development of modern computers.
The Arithmetic Machine was a mechanical calculator designed by Blaise Pascal in the
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