Question

When compiling a reference list, you should always _____.

Answer 1

The fourth alternative is correct (D).

All descriptions are correct and must be followed to compile a list of references. First, check out what owner will say about it. Second, ask permission and third, if allowed, thank, as a good rule of education. Meeting these requirements you will have no copyright issues.

Answer 2

When compelling a reference list, you should always :
D. all of the above
All of the options seems to be a good idea to be done when you're compelling a reference list

hope this helps