The answer that isn't an example of plagiarism would be 'D. Quoting with Source' that means you are giving credit where credit is due and not taking or copying other work which is the definition of plagiarism.
I'm not sure about the second one but I believe it might be 'A. Students and Teachers'.
Hope this helped!
To use another person's work without crediting the source.
I would try going to pcpartpicker.com and build your pc from there, and after you’ve done that take your remaining budget to find whatever else you need for your setup
Knowledge...- software QA engineer
Master’s...- business analyst
course...- network and computer admin
training...- multimedia artist