Which statements about contact #3 are correct A. It and contact #2 once formed a continuous unconformity. B. It was once elevated farther above contact #2, but faulting has brought them closer together. C. It presents an example of an angular unconformity. D. It must be younger than the basalt.
There are series of gaps in the rocks which links the older rock to the younger rock due to lack of deposition of sediment or erosion over a long period of time.