Final answer:
Database administrator. They are responsible for managing and maintaining a database.
Thus, the correct answer is a.
Step-by-step explanation:
The subject of this question is Computers and Technology and the grade level is High School.
The correct answer to the question is a. Database administrator. A database administrator is responsible for managing and maintaining a database, including its structure and security. They ensure that the database is functioning properly and that end-users can access and use it effectively.
An end-user, represented by option b, uses the database in their day-to-day activities but may not have knowledge of how the database is structured. A database developer, represented by option c, creates and designs the database structure and writes the code to query the database. A database analyst, represented by option d, analyzes the data in the database to provide insights and make recommendations.
Therefore, the correct answer is a.Database administrator