Discrimination that is not based on ability to perform the functions of the job, but that is societally necessary (meaning the class of people being denied employment could perform the functions of the job but for some reason, society requires that they not be hired) is justified by:

BFOQ (Bona Fide Occupational Qualification)

Explanation:

In employment law, an employer is permitted to discriminate if the employer has developed a legal and lawful job-related condition/reason for discrimination. This is called a bona fide occupational qualification or BFOQ.

Some examples found by the courts as acceptable reasons to discriminate in hiring:

1. Churches allowed to hire their own members legally and reject others outside their faith.

2.Mandatory retirement age requirements.

3. Islamic bodies allowed to hire their own members and reject others. etc.

explanation:

may i ask what challenges?

it´s related to his charming character.

beauty is not everything, although we can joke that girls only care about the physical or material aspect, the truth is that a real woman looks at more important things, besides intelligence and personality, there are other attitudes that make irresistible to men who are 'unattractive'.

for example develop your sense of humor.