problem and solution essay-->Sara studied the reason for discarding the painting at that time.
descriptive -->Finding the watering hole was the most important part of the expedition studying the animal’s habitat.
cause ------>The team decided to challenge the call so that they might still be able to make the playoffs.
compare -->There is an assumption that democracy is failing in eastern Europe. On the contrary, it is far healthier there than in parts of western Europe.
This isn't enough to avoid plagiarism because you listing your cites might help your teacher know where you found your information, but you still may have copied from the source.