1. What is the purpose of a job interview to an
interviewer?

it helps the person to appear for a job !!

if selected , the opportunity is provided else the person applies at some other place

hope that helps

The purpose of an interview is twofold. It shows the employer what you can do for the company, and it gives you an opportunity to assess whether your qualifications and career ambitions align with the position They like to know your skills, abilities,  and basic knowledge.

Explanation: Hope this helps :)

a is is the correct answer