Answer:
No, you can't use "inquire" like this. You could say:
"The enterprise asked the authority for the relevant information." -- This does not actually say that they obtained it, however. The authority may have refused. Note that you ask about a subject, but you ask for information.
"The enterprise obtained the relevant information from the authority." -- This normally implies that they obtained it in response to an inquiry or request, so you don't really need to say that separately
Explanation:
Seems pretty good, I don't see a problem with your answers.
Romanticism & naturalism is the correct answer.
