Biology

The correct answer is: A.Commensalism

Here's why:

In this relationship, the barnacles attach themselves to the whale and create their "home sites" on its skin. The barnacles benefit by being carried to new feeding areas, where they can access nutrient-rich water, such as plankton.

However, the whale is unaffected by the barnacles' presence—it doesn't benefit, nor is it harmed by having the barnacles attached.

This is an example of commensalism, where one organism (the barnacle) benefits, while the other organism (the whale) is neither helped nor harmed.

Why the other options are not correct:

B.Mu...