Option b (file management system) is used to provide a set of input/output interface.
A software package that focuses on providing numerous user-friendly features including productivity applications as well as file manipulations, respectively, would be termed as the file management system.
The other given alternatives such as:
Option a (Working directory) - The directory users are functioning in at present.Option c (Indexed file allocation) - The techniques of assignment dictate how documents have been saved on a disc.Option d (File directory) - A file storage place on your desktop.These options are not connected to the given question. Thus the above answer is the correct one.
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