What is the main topic of the passage? A. How to reduce garbage disposal B. What people often understand about the term “recycle” C. What is involved in the recycling movement D. How to
Giải thích
Đáp án C
Trong bài tác giả kể ra 3 bước (The first step, The second step, The third step) của “the recycling movement” (phong trào tái chế)