Could it be that she was so used to Denmark’s customs that she didn’t notice or think twice? Have you ever been to a foreign country that had customs different than your own and you committed a faux pas because you just didn’t know? For example, a young lady I know spent a semester in Italy and learned the hard way that a woman never smiles at or greets a strange man unless she wants attention from him. In Tennessee where she is from, smiling at and saying “Good morning” to strangers is just being polite. Also, in Italy, you never clean your plate unless you want more food on it. Leave a little on the plate when you are full. Customs differ.
I’ve spent copious amounts of time in foreign countries. I paid close attention to the mores and the customs