*(I WILL GIVE BRAINIEST TO RIGHT ANSWER)* The diagram below shows a portion of the concept map for the rock cycle:

Answer:
Hi there the answer to this is heat and pressure the answer you selected is correct
Explanation:
Heat and pressure are what helps the rock turn into metamorphic before turns back to sedimentary. What it does is that it creates new minerals in the rock once it hits metamorphic rock.
Hope this helped :)