The answer is C because pollution is what traps the "greenhouse gasses"
Https://www.quora.com/Why-has-the-United-Kingdom-held-onto-the-Falkland-Islands-Why-are-they-importa...
Without the reed on the woodwind instruments no sound would come out. This si because i may be wrong but I am in band so i believe this is correct. That the reed vibrates against the head joint and that makes the music comes out at the end, like I said i may be wrong because I am a brass player, but I hope this helps!
A white tail deer is a consumer.
Or you can say that Mediterranean has a climate that changes too fast. For example Monsoon winds!