The correct answer is: C. data flow diagram
A data flow diagram (DFD) is a graphical representation of the flow of data through an information system. It shows the sources and destinations of data, as well as the processes that transform the data. DFDs are used to analyze and design information systems.
A flow chart is a graphical representation of the steps involved in a process. It shows the sequence of steps, as well as the decisions that need to be made. Flow charts are used to analyze and design processes.
A pictogram is a simple drawing that represents an object or idea. Pictograms are often used in signs and symbols.
A histogram is a graphical representation of data that shows the frequency of occurrence of different values. Histograms are used to analyze data and identify trends.
E. None of the above is not the correct answer.