Answer:
c. Dependence upon a client for a large percentage of audit fees.
Step-by-step explanation:
The independence in appearance means that the auditor integrity, objectivity is compromised and the people have the faith in the auditor and it is based on the other interpretation
While on the other hand, the independent of mind means the auditor is fully independent and unbiased for taking the decisions
Therefore according to the given options, the option c is correct as the appearance of independent is impacted due to the more percentage in the audit fees