| Word-of-Mouth Intentions | Strongly Disagree | → | Neutral | → | Strongly Agree | ||
| I am likely to say positive things about drone food delivery services to others. | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| I am likely to recommend drone food delivery services to others. | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| I am likely to encourage others to use drone food delivery services. | 1 | 2 | 3 | 4 | 5 | 6 | 7 |