Select all functions of utilities.
a. backs up an organization's data at regular intervals
b. reduces the size of a file by taking out unnecessary pieces of information
c. provides an easy way for workers to interact with their computers
d. makes it possible for your computer to play movies and podcasts
e. improves the performance of computers
f. makes it possible for your os to save, maintain, and access files
g. puts information into a special code when information is transmitted and saved

Explanation:

Computer utilities are computer software programs that enables the computer infrastructure in performing its functions efficiently by providing enabling environment for the computer users to work with the application software installed in the systems.

The main functions of the Utilities found on a computer are the compression of data files, file management, system diagnosis, data recovery and so many functions that helps your computer perform optimally, while application software helps computer users perform their task using the systems.

assuming you are in the home page.

1) go to the upper right hand corner

2) click on your "profile picture"

3) go down to "edit profile"

4) it should be titled as "edit your profile", click on "profile picture"

5) choose a file

6) press "change"

you're profile picture is updated

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