Answer:
The sentence that has a nominative absolute is "The game now being over, the contestants quietly filed out of the room. "
Explanation:
A nominative absolute is a noun phrase that could either begin or end the sentence, this is totally independent and has no grammatical connection with the other parts of the sentence and commonly contains a participle or a participial phrase, "being over" is a participial phrase that is located at the beginning of the sentence and works as a nominative absolute.
Answer:
I think Rico will consult a number of websites because his librarian provided a list.
Explanation:
It seem like its the best possible answer.
In terms of the first question, "They" would be an objective pronoun, but it should be noted that this does not have to be so. for the second, the answer is "my".