Under a stereomicroscope, the printed image is found to be raised. Which printing process(es) is/are likely to have been used to produce the image, Singapore

Question 1.5

Under a stereomicroscope, the printed image is found to be raised. Which printing process(es) is/are likely to have been used to produce the image?

1. Offset printing
2. Inkjet printing
3. Intaglio printing
4. All of the above
5. None of the above