The primary difference between retrograde and anterograde amnesia concerns whether:

a. the to-be-remembered event occurred before of after damage to the hippocampus.
b. forgetting is due to retroactive or proactive inteference.
c. there is a disruption in consolidation or reconsolidation.
d. procedural or declarative memory is involved.

humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of invasive species (such as new predators and food competitors), overhunting, and other influences. explosive, unsustainable human population growth is an essential cause of the extinction crisis.

explanation:

i didn't have the answer choices , but i tried my best.

b.