Obviously bro...obviously
Answer:
C, Advance
Explanation:
Advance is the opposite of retreat. The others don't apply to this question. Hope this helped :)
Answer:
A Clean Environment Is Essential for Healthy Living: The more you don't care about our environment, the more it will become polluted with contaminants and toxins that have a harmful impact on our health. Air pollution can cause respiratory diseases and cancer, among other problems and diseases.