Which of the following individual is NOT showing self$-$serving bias?

A student gets a good grade on a test and tells herself that she studied hard, but when she gets a bad grade on another test, she says the test is unfair.

A consumer who receives good products praises himself for his smart online shopping skills, but when the product does not come out to be of good quality, he accuses the online shopping platforms.

An athlete wins a game and attributes his win to hard work and practice, but when he loses the following week, he blames the loss on bad calls by the referees.

A job applicant believes he's been hired this year because the job market was less competitive, but he attributes no job offers last year to his lack of preparation.