I think it's the last two
Temperature and the amount of water
I think this relationship is <span>Commensalism because one of them benefit(the bird) and one is not benefited or harmed(the cow).</span><span />
Answer: mountain and coastal plains
Explanation: i just took the exam
<span>Biomes are typically not classified by temperature, because some biomes can experience extreme temperatures from one season to the next. Other biomes might have a more consistent temperature throughout the year. Hope this answers the question. Have a nice day.</span>