What's the difference between 'you' and 'yourself'?

[irenai]

English Error, Elementary Level

ESL/EFL Test #20 "The interview", question 1

Q. Thank you for your application. I would like you to answer a few questions about you so that we can find out if you are right for the job.

(a) you
(b) out
(c) right

English Error, Elementary Level

ESL/EFL Test #20 "The interview", answer 1

Q. Thank you for your application. I would like you to answer a few questions about yourself so that we can find out if you are right for the job.

Correct entry: yourself
The error was: (a) you
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what do i have to do?

[violino]

You have to choose which of the underlined words ('you', 'out', 'right') doesn't fit (suit?) in that sentence and replace it with the correct word.
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If you believe, nothing is impossible..