Final answer:
Yes, OSHA can fine staffing firms for failing to evaluate the worksite for temporary employees.
Step-by-step explanation:
Yes, staffing firms can be fined by OSHA for failing to evaluate the worksite where they place temporary employees. According to OSHA regulations, both staffing agencies and host employers have joint responsibility for ensuring the safety and health of temporary workers. If OSHA finds that a staffing firm has failed to evaluate the worksite and address any hazards, they can issue citations and fines to the staffing firm.