Airplane Guessing Game

On the flight out of Denver a woman sat next to me with a combination of two snacks.  Guess which one of the following is the combo she selected.

COMBINATION A:
Water & Baby Carrots

COMBINATION B:
Diet Cola &  Potato Chips

COMBINATION C:
A single pancake in a plastic bag & 1.6 lbs. of cheese curds, also in a plastic bag.