A company wants to hire a new secretary.

A company wants to hire a new secretary.

The Manager asked all the four candidates the same question: You have two pairs of lips on your body, what is the difference between the two?

The first candidate replied "One of them is hairy while the other is not." The manager said "good".

The second candidate replied "One of them can talk while the other can't." The manager said "very good".

The third candidate replied "One of them is horizontal while the other is vertical." The manager said "Excellent".

The fourth candidate replied "One of them is used by me while the other is going to be used by my boss." The manager said "Fill the employment contract".