The answer is D they make it increasingly hopeful
The nature of the predicate in grammar is that it is one of the two parts of the sentence, the other being the subject, and its purpose is to provide some information about the subject, such as what it does or what the subject is like.
Answer:
The rock cycle is a process in which rocks are continuously changed between the three rock types (created in a volcano), (coming from material that sinks in liquid) and metamorphic. ... If the (materials that sink in liquids) are buried under further layers of (material that sinks in liquid), they can become lithified to produce a (coming from material that sinks in liquid) rock. Very hot liquid rock inside the Earth is produced when rocks are melted.
Paragraph 6 is more of the analysis
So you are prepared and understand everything that is said. Also so you can answer any question they ask or need to know.