Explanation:
Most presentation programs allow you to save presentations so they can be viewed online by saving them as html
files.
Four ways to prevent downloading of spyware, adware, and viruses are:
Antivirus tools
Knowing whether sites are safe or not
Not falling for scams or phishing attempts
Not granting remote access to non-trusted people.
Answer:
JPEG
Explanation:
This file ending is the safest file ever.
Hope this helps.