Ferrero Corporation manufactures one product.It does not maintain any beginning or ending Work in Process inventories.The company uses a standard cost system in which inventories are recorded at their standard costs and any variances are closed directly to Cost of Goods Sold.The company has provided the following information: 
The company does not have any variable manufacturing overhead costs and it recorded the following variances during the year: 
When the company closes its standard cost variances, the Cost of Goods Sold will increase (decrease) by:
Definitions:
Marginal Cost
The additional cost incurred from the production of one more unit of a product or service.
Total Cost
The complete cost of production that includes both fixed and variable costs.
Opportunity Cost
The best alternative that we forgo, or give up, when we make a choice or a decision.
ΔTVC/Δq
ΔTVC/Δq represents the change in Total Variable Cost (TVC) resulting from producing one additional unit of output, equivalent to Marginal Cost.
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