It should be what the other person said all
Your answer would be "your energetic dog".
Because the object must have a noun.
That is true. Because you will not comprehend what the sentence/ words are saying, because you only care about getting it written down. So multitasking reading and writing at the same time is not a good idea :)
The plural form of "citizen" is "citizens" or "people of such and such place"
Answer- Ferdinand is perceived dead, and Claribel is now living very far away as a queen in Africa.
Explanation- He cries out that he regrets every marrying his daughter to the king on Tunis, as it cost him his son, and his daughter is so far away he might as well never see her again.
Hoped that helped :)