Answer: The answer is Adaptarse
Explanation:
If you translate the sentence, Victoria says
"It seems that it was difficult for him <u> </u> to the culture of the country."
If you place the other words (mantener, perder, or apreciar) it wouldn't make sense in this context.
Thus why the answer is Adaptarse
ALSO I JUST TOOK THE QUIZ AND GOT IT RIGHT SO....
Answer:
Tus
Your in Spanish is tus. I speak Spanish