HEL A pearlfish spends the day inside the alimentary tract, or intestines, of a sea cucumber. The fish emerges from the sea cucumber at night to feed on small crustaceans. The pearlfish gets a safe place to live. The sea cucumber does not gain anything from the relationship, nor is it harmed. This is similar to the relationship between which of the following organisms? A) Fox and bunnies, and lions and zebras.

B) Tapeworms in the gut of animals, and lice on the head of humans.

C) The barnacles that attach on whales and the shuckerfish that travel together with sharks.

D) Bees and plants or sea anemonies and clownfish.