Nick Has a Clear Idea of How He Intends to Design

Nick has a clear idea of how he intends to design the solution.He has identified the inputs and outputs including the computer components that are required.He is now looking at what the system will do and how it will do it.What are the two dimensions of design he is looking for?

A) conceptual and logical design
B) logical and physical design
C) physical and security design
D) security and conceptual design