Answer:
biometrics
Explanation:
Voice and fingerprint <u>biometrics</u> can significantly improve the security of physical devices and provide stronger authentication for remote access or cloud services.
Correctness is key. The other ones are optimizations at most. Although I would always include humor... ;-)
Well it all depends how you plan on making it as you would need to know Web Development or you could just copy paste code from YT
Answer:
Depending on what operating system you have my best choice would be D since on some folders you can share permissions with other people. It really depends on what computer you're talking about.
