Logical memory is the address space, assigned to a logical partition, that the operating system perceives as its main storage.
Answer: the answer is A.
Explanation: hope this helps!
Answer:

Explanation:
Photoshop format (PSD) is the default file format and the only format, besides the Large Document Format (PSB), that supports all Photoshop features.
Clear out unnecessary files, for example caches, caches are a collection of items of the same type stored in a hidden or inaccessible place.
Answer:
3.
Explanation:
Co-authoring in PowerPoint is sharing a presentation and allowing your colleagues to work on it at the same time. This option of co-authoring is available when you share or save your file on OneDrive or SharePoint.
The perk of co-authoring a presentation is that PowerPoint keeps a record of all edits under the name of the author. This keeps the conflicts away.
Therefore, the correct answer is option 3.