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.

Option A is correct

Explanation:

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.

explanation:

allergens: overstimulate the nerve system

neurotics: attack nerve cells

mutagens: damage or otherwise alter dna sequence

generators: cause defects during growth and development  

carcinogens: cause unchecked cell growth

i hope you get the idea according to me these are the effects that happened.