Final answer:
Marina's study is an example of a replication study, which repeats a previous experiment with a new group of participants to verify the original results. The correct option is (C).
Step-by-step explanation:
Marina's study illustrates an example of a replication study. A replication study is conducted to verify the results of a previous experiment by repeating it under similar conditions to see if the same results can be obtained.
In this case, Marina is replicating a laboratory study that compared learning outcomes from text with and without underlined important terms, using a new group of participants - tenth-grade history students - to see if the findings that the underlining group did better on factual items hold true in this different context.