Which is healthier?

Which is more healthy? Trying to boost my metabolism and get flat abs. YOGURT: -fat free greek yogurt, flavored at home with honey -fat free yoplait light vet vanilla -fat free greek yogurt, flavored at home with organic peanut butter (please choose healthiest) ENGLISH MUFFIN: -English muffin with organic peanut butter -English muffin with almond butter -English muffin with cinnamon and extra virgin olive oil (please choose healthiest) CEREAL: -special K with berries -fiber one original -fiber one original with extra virgin olive oil and cinnamon -fiber one with skim milk -special K with berries with skim milk (please choose healthiest) SMOOTHIE: -strawberry banana smoothie made with skim milk and whey protein powder -strawberry banana smoothie made with fat free plain Greek yogurt and whey protein powder -blueberry banana smoothie made with fat free plain Greek yogurt and whey protein powder -blueberry banana smoothie made with skim milk and whey protein powder - peanut butter banana smoothie made with skim milk and whey protein powder -peanut butter banana smoothie made with fat free plain Greek yogurt and whey protein powder (please choose healthiest) BREAKFASTS: -any one of my English muffin choices with any of the yogurts -any one of the cereals with the any of the yogurts -one of the smoothies (please choose healthiest) THANKS! I'm also open to other suggestions to eat, but no eggs or oatmeal please!:)) Oh and also should I switch from skim milk to almond milk? I tried coconut water and hated it >.< Ps the reason for the whey protein powder is because I'm a vegetarian in need of protein!