B is the correct answer i believe hope this helps!!
Plz mark as brainlist and five star it would mean alot!!!
The main idea is in the first sentence, so your answer should be 1.
Answer:
climate change and pollution
Explanation:
if you're referring to in general answers, climate change and pollution are two factors.
if you're referring to the poem specifically, i'm not sure, as it's not posted.
Explanation:
that people dont know what they are talking about