Answer:
Finder
Explanation:
The Finder is the default file manager and graphical user interface shell used on all Macintosh operating systems. Described in its "About" window as "The Macintosh Desktop Experience", it is responsible for the launching of other applications, and for the overall user management of files, disks, and network volumes.
- this seems very course reliant, refer to your course if this is not the answer you were looking for.
Answer A, the equals sign to show that it is a function or formula
