Domestic and International Aviation Law  Chapter Sixteen 1)As a general rule, an employer can fire an employee at will for what reasons? Under the Civil Rights Act, employers may not discriminate on the basis of what “protected classes” in employment and compensation? May employers lawfully refuse to hire a person of homosexual orientation if the person is qualified for the job? May an employer lawfully give preference to a younger person over an equally qualified older person in hiring, compensation, and advancement?