You should say things that will make it clear you will be a good supervisor. :-) Seriously, you will need to show the interviewer than you understand the company, the industry, and what the job requires; that you are able to manage employees; that you can handle the administrative or operational tasks that will be required; that you are mature enough to shoulder the important responsibilities, etc.
job description
You tell the person interviewing you your strengths and how they apply to the position.
A supervisor has a higher position, although foreman is a first-line supervisory position.
My supervisor checked my work. I reported to a supervisor.
Position Selection
AS you are applying for the position, not me, only you can answer this.
No, you don't. Being a Supervisor is a volunteer position.
Town Supervisor is an elective legislative position in New York Towns.
If within the same organization, typically Supervisor is a higher ranking position than Coordinator.
supervisor→ superviseur, surveillant...
Town Supervisor is an elective legislative position in New York Towns.
A warehouse supervisor leads a team of workers who are in charge of the inventory.