Concept:The sentences describe different environmental problems, and they should be arranged in a logical order from specific causes to a broader consequence.
Explanation:Start with deforestation because cutting forests leads to other issues. So P comes first.
Deforestation often results in plastic waste reaching oceans, so Q follows next.
Pollution from plastic and deforestation worsens air quality, making R the third part.
All these problems together accelerate climate change, so S comes last before the concluding statement.
Thus the sequence is P, Q, R, S.
Answer:Option A. PORS