Answer:
I think you want summary, sorry my English is not the best :)
Explanation:
Into the Wild, written Erin Hunter, is a book about house cat named Rusty, going into the wild. He meets a cat named Greypaw he explains to him that he is a warrior of ThunderClan. Bluestar, the leader, out of nowhere (I’m not sure if word is correct) of asks Rusty if would like to join them in Clan. The next day he leaves his best friend Smudge to go join the group of cats.
Answer:
A second prepositional phrase in a sentence that modifies part of the first prepositional phrase. There can also be a third nested prepositional phrase that modifies part of the second prepositional phrase, and so on.
Hope this helps :)
The type of aid underlined in the sentence is Participle,