right candidate

[computerised]

why do you believe you are right for the position?

[WendyS]

If you can't come up with your own answer to this, you're going to flounder at interview arn't you? Perhaps you arn't right for the position. Look at your CV and see how well your skills match to the job criteria advertised. If there's a mismatch then you're going to have to think laterally and suggest why your different skills and abilities can be transferred into the role and add value.