1.Which of the following is an example of commensalism?
A.Oxpeckers(birds) Feed on the ticks found on a rhinoceros. Both species benefit. The oxpecker gets food and the rhino gets rid of a parasite.

B. A flea feeds on a mouse's blood to the mouse's detriment

C.Clown fish live among anemones acting as a lure for the sea anemone's prey. The clown fish gets protection and shelter from the anemone.

D. Barnacles creat home sites by attaching themselves to whales. As the barnacle is a filter feeder, It also gets access to more water (and more food) Due to the relationship. Whale is unaffected