The correct answer is D. DBMS.
A database management system (DBMS) is a software application that allows users to create, retrieve, update and manage data in a database. A database is a collection of data that is organized so that it can be easily accessed, managed, and updated. DBMSs are used in a variety of applications, including business applications, scientific applications, and government applications.
DASD stands for direct access storage device. It is a type of storage device that allows random access to data. FMS stands for file management system. It is a software application that allows users to create, retrieve, update and manage files. EMMS stands for electronic mail management system. It is a software application that allows users to send, receive, and manage electronic mail.
None of the above options are abbreviations for a software package that permits the users to create, retrieve and maintain records in a database.