I would say b because you should have a healthy balance between quotes and your own thoughts in your papers.
I think it’s D, because “foreign exchange risk” does not say anything about the MNC, and a fixed exchange rate doesn’t cause that much of a problem. I might be terribly wrong.
I think C, I don’t have the text so I’m not sure but it should be C, if not then I’m not sure sorry
I think it is a correct me if I’m wrong