| 1. Choose your gender from the two options below, please. | ||
| A. Male | B. Female | |
| 2. Choose your age from the three options below, please. | ||
| A. ≤20 years old | B. 21–40 years old | C. >40 years old |
| 3. Choose your education background from the three options below, please. | ||
| A. less than Bachelor’s degree | B. Bachelor’s degree | C. Master’s or Doctoral degree |
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