Final answer:
Adverse key financial ratios can be an indication of a potential going-concern problem.
Step-by-step explanation:
The auditor would consider adverse key financial ratios as an indication of a potential going-concern problem.
Adverse key financial ratios indicate that a company is facing financial difficulties and may struggle to continue its operations in the future.
These ratios could include a low current ratio, high debt-to-equity ratio, or declining profitability ratios.