If you were a manager at a small merchandising firm, if you have a problem who would you speak to?

Purchases Returns and Allowances Account

You are the bookkeeper at a small merchandising firm. You are comparing the income statements from the last three years. You notice the Purchases Returns and Allowances account has been increasing at an alarming rate. If you were a manager, who would you speak to in the organization to help you understand why so much merchandise is being returned?