Which of the following is an example of commensalism?

a) birds feed off the flies that swarm around the buffalo

b) a rabbit population is the main source of food for a certain fox population

c) in their attempt to obtain nectar from blooms, bees pollinate a population of flowers

d) ticks can attach and live on the blood of bison

A) Birds feed off the flies that swarm around the buffalo  

Commensalism is a relationship between individuals of two species in which in which only one species obtains benefit and another one receives neither harm nor benefit. Birds feed off the flies that swarm around buffalo is an example of commensalism because birds are getting food as flies that swarm around the buffalo. The buffalo is neither harm nor benefited by this act.

it would affect precipitation by causing flooding in some areas of the world due to climate increasing, causing the glaciers in the northern and southern pole of our planet to melt.

i wish you would have provided choices to simplify it and allow me to give an exact answer.

hello

answer: collecting information/data

reason: the student is going around and asking people questions to collect data

i hope this