Threats to auditor independence can come from various sources. Which of these is referred to in the Code of Ethics as a seit-review threat? a. Preparation of original data used to generate a financial statement that is the subject matter of the audit engagement. b. Pressure to reduce inappropriately the extent of work performed in order to reduce fees. c. Concern on the part of the auditor about the possibility of losing the engagement 1. The possibility of potential employment with the audit client