Your role of Systems Administrator includes the management of your company`s Microsoft Dynamics 365 Finance system. Users report that the results in financial reports are incorrect. You discover that the discrepancies are caused by users selecting invalid main account and dimension combinations when posting journal entries. You need to specify which financial dimensions are valid for which main accounts to prevent the invalid main account and dimension combinations. What should you configure? 

Answer options:

A. Ledger allocation rules
B. Financial dimension sets
C. Account structure
D. Cost classifications

C