I know that you said 'opening line', but I found all of that information kind of hard to fit into a handful of sentences. As a result, what I've written might really differ from your perceptions of the story. I hope that it's not too different and that it works for you. Good luck.
Answer:
Anne never really got to know Germany well, though, and would always struggle with the German language, because the family moved to Amsterdam when she was only four years old.
How can i tell you the answer if you don't have the multiple choice answers?
Answer: The first one is character vs nature, the second one is character vs self, and the third one is character vs character.