Step 1: Understanding Account Grouping.
In this case, the codes 100-199 and 200-299 are examples of block codes, where a block of numbers is assigned to a specific group or category. For example:
- The code range 100-199 is used for categorizing "Rooms in First Floor."
- The code range 200-299 is used for categorizing "Rooms in Second Floor."
Step 2: Conclusion.
This is an example of block coding, where different ranges of codes represent different categories of accounts.