You modify a document that is saved on your computer?

Answer:

a. Radom Access Memory (RAM).

Explanation:

If a computer user modifies a document that is saved on his or her computer. This changes are stored on the Radom Access Memory (RAM) until the computer user save the document.

Radom Access Memory (RAM) can be defined as the main memory of a computer system which allow users to store commands and data temporarily.

Generally, the Radom Access Memory (RAM) is a volatile memory and as such can only retain data temporarily.

All software applications temporarily stores and retrieves data from a Radom Access Memory (RAM) in computer, this is to ensure that informations are quickly accessible, therefore it supports read and write of files.