Respuesta :
The Ottoman Empire was a desirable territory for European nations during the nineteenth century because, during those times, it was weakening. The European nations saw this as an opportunity to expand. Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.
Answer:
The answer is the third one, "It extended over three major continents."
Explanation:
I just did the same question in Edmentum.