Marion is going to Take 10 on a Knowledge (Magic - Fel) to give Emilia some parting advice in regards to facing the demons and the legion. That will give her a total of 24, which, for a PL 5 game, should be some pretty stellar advice that comes in handy at some point.
If that's not allowed and one must roll: (1D20+14)[30]
"So, the way you kill Kil'jaeden, you see, hic...is this..."