"A DFD shows . Select one: a. the data elements b. the specific structure of a data store c. the detailed contents of a data store d. none of the above

B. the specific structure of a data store

Explanation:

Data flow diagrams are used to graphically represent the flow of data in a business information system. DFD describes the processes that are involved in a system to transfer data from the input to the file storage and reports generation.

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