Carefully consider cross-sections 2 and 3 below. Use the fossils, rock types, and the law of superposition to determine the matches for each rock layer in cross-section 2. Remember that sometimes a rock layer will pinch out! Drag-and-drop the correct answers into the blank spaces. A choice may be used more than once. Layer A corresponds with Layer 1 Layer B corresponds with Layer 2 Layer C corresponds with Layer 4 Layer D corresponds with Layer 4 Layer E corresponds with Response area