Fionn has a little sister who has a cold. He also sat in the cafeteria with a student who has a cold, but that student was sitting at the far end of the same table as Fionn, so there was a lot of space between them. Who is MOST likely to pass the cold along to Fionn?
A. His sister since they share a genetic history.
B. The student because they are sitting at the same table.
C. The student because they are in a crowded public place.
D. His sister since they are in contact with a lot of the same surfaces.