Answer:
Development task is the correct answer to the given question.
Explanation:
The database administrator is responsible for managing the database management system . The overall security of the database is depended on the database administrator.
The Development task include the following function
- Verification of the data model that is used by the database management system .
- Check the user input it means validating the data.
- Defining the overall requirement to create the model.
- Providing backup when the data is loss .
So the Development task is the correct answer.