Respuesta :
The suffix you would find in a word that indicates a person who does a thing is:
"ist" (Option 3).
What is an example of how the suffice "ist" is used?
Examples of the use of the suffix "ist" are:
- Sociologist
- Psychologist
- Optometrist
- Anarchist
Learn more about suffixes at:
https://brainly.com/question/934645