metamorphic rock to igneous rock igneous rock to metamorphic rock metamorphic rock to sedimentary rock sedimentary rock to metamorphic rock
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which transition is most responsible for gaps in the fossil record?
Possibilities:
- metamorphic rock to igneous rock
- igneous rock to metamorphic rock
- metamorphic rock to sedimentary rock
- sedimentary rock to metamorphic rock

sedimentary rock to metamorphic rock