The correct answer is: B. Icons
Icons are small pictures or drawings that represent a program, file, or other object on a computer. They are typically displayed on a VDU (visual display unit), such as a computer monitor, to allow users to select program options.
HIPO charts (Hierarchy plus Input-Process-Output) are a type of flowchart that is used to represent the structure of a program. They are typically used by programmers to design and document programs.
Graphics are images that are created using computer software. They can be used to represent data, illustrate concepts, or create visual effects.
A network is a group of computers that are connected together so that they can share information and resources.
None of the above is a correct answer.