Sam, Merry, Pippin, Folco Boffin, Fredegar Bolger regarding Frodo. How do any or all of these come to the realization that Frodo isn't aging, that their beloved almost grown cousin has apparently waited for them to catch up with him and is no longer their elder but a peer? What do they think might be the cause of his apparent agelessness at this time? What do they plan to do about it? Do they want to do anything about it?