(Choose 1 answer)
What is the hierarchical data model?
A. A hierarchical data model is a data model in which the data is organized into a tree-like structure
B. A hierarchical data model is a data model in which the data is organized into a table-like structure
C. A hierarchical data model is a data model in which the data is organized into a graph-like structure
D. None of the others
Exit 4
