What text structure would you expect to find in a passage that explains why leaves change color in autumn and then describes what happens as a result?

In a text that explains the steps for making a peanut butter and jelly sandwich from start to finish, what structure is being used?

If you're reading a passage that shows how wolves and dogs are similar and different, which text structure is being used?

When reading about how littering affects the environment and ways to solve this issue, which text structure is being used?

In a text that explains what a volcano looks like and its different parts, which structure is being used?