All the Following Are All Major Points of the Article

All the following are all major points of the article Where Have the Steller's Sea Lions Gone except:

A) Some biologists thought commercial fishing was culprit.
B) Killer whales may play a role in pinniped population regulation.
C) Scientific views undergo revision with new data and findings.
D) Scientists often come to contradictory conclusions when examining the same phenomenon.
E) Steller's sea lions decimated the salmon population in Alaska.