Enzymes are A.) Homogenous catalyst B.) Base catalysts C.) Acid Catalysts D.) Heterogeneous Catalysts,

i want to say acid catalyst, but dont put that as your answer yet.

Explanation:

1. law of superposition: when there are horizontal layers of rock. the layers at the top are the youngest.

2. law of uncomformity: where one layer is much younger than the previous one, therefore creating a gap in the time record.

3. inclusion: when there is a solid stone inside of another.

4. intrusion: a feature formed when a stone is filled with magma.

hope i answered your question.