The Results of Connell's Experiments with Intertidal Barnacles Support Which

The results of Connell's experiments with intertidal barnacles support which principle of competition?

A) Evolution by natural selection can alter the outcome of competition.
B) Periodic disturbances that remove a superior competitor can allow inferior competitors to persist.
C) Exploitative competition is the most common form of competition in nature.
D) Both competition and physical factors can limit the local distribution of species.