Bran,apples and potatoes are all very high in fiber. Though its important to not eat too much as that's known to cause stomach cramps. A high intake of bran is not essential for a healthy diet though some can be beneficial.
Fruit is not the most important food group. Grain is the most important food group.
Perhaps "All Bran".
the most important food group is fruit and veg but you still have to eat all the other groups
the food that you need the most of is the Grain food group.
The protein food group is most important for building cell structures.
the grains food group
Who gives a ¡s h i t! Get a life!
High fiber diets are recommended for most people. Fiber gives you the feeling of being full without adding a lot of calories, and it keeps your intestines and colon healthy and fit.
fatty food
I don't know, it depends how much fiber and food it eats.
none I believe oats (Oatmeal, cheerios) is soluble fiber.
its posible that its most likly to be in the bread group