Heavy Duty Experiment: Chloe vs. Subway Sandwich

List of items from my vegetarian Subway sandwich that Chloe, upon being offered a tidbit of each, was willing to eat:
-Bread (with mayonnaise)
-Bell pepper
-tomato
-cucumber

List of items from my vegetarian Subway sandwich that Chloe, upon being offered a tidbit of each, dropped unceremoniously on the floor with a "pleh" sound and a reproachful look at me:
-olive

List of items from my vegetarian Subway sandwich that Chloe would eat all day long every day if I let her:
-cheese