Which combination of servings is likely to provide the widest variety of vitamins and minerals?
a. 2 cups raw kale, 1 cup cooked broccoli, 3 cups raw spinach.
b. 1 large banana, 2 cups raw spinach, 1 large sweet potato.
c. 3 cups popped popcorn, 1 cup creamed corn, 1 large ear corn
d. 1 cup diced apple, 1 medium strawberry, 1 large pear.