| Statement | Strongly Disagree | Disagree | Neutral | Agree | Strongly Agree |
| I am more willing to sort waste if there are material incentives. | ○ | ○ | ○ | ○ | ○ |
| Improved environmental infrastructure encourages me to practice waste sorting. | ○ | ○ | ○ | ○ | ○ |
| Statement | Strongly Disagree | Disagree | Neutral | Agree | Strongly Agree |
| I am more willing to sort waste if there are material incentives. | ○ | ○ | ○ | ○ | ○ |
| Improved environmental infrastructure encourages me to practice waste sorting. | ○ | ○ | ○ | ○ | ○ |