Final answer:
Both the staffing firm and its client are considered to be the employer for purposes of federal anti-discrimination laws, as per EEOC enforcement guidance.
Step-by-step explanation:
According to the EEOC enforcement guidance, both the staffing firm and its client are considered to be the employer for purposes of federal anti-discrimination laws. This delineation of responsibility for upholding discrimination laws means that both entities are subject to legal obligations and potential liability in safeguarding individuals from discrimination in the workplace.