Answer Documenting: Preparing a written record of all activities associated with the programming process.
Benefits:
1. When time comes to change a program, even the programmer who worte it is likely to have difficulty remembering the details of the program unless it has been well documented.
2. If the original programmer is no longer available, it may be virtually impossible to modify the program unless very careful and detailed documentation exists.
3. Without adequate documentation, it may be necessary to rewrite completely a program that must be changed.
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