Which of the following is an example of a parasitic relationship?

A.The bee feeding from the flower, and then dispersing flower pollen so more flowers can grow.
B.The tree frog using a plant as protection, the plant not benefitting or being harmed by the frog.
C.The tick feeds off the mouse and gives the mouse diseases.
D.The clownfish is protected by the anemone and the anemone eats the food particles that the clownfish doesn't eat.