A financial manager is using the percent-of-sales method to create pro forma financial statements for the upcoming year. A key assumption of this forecasting method is that most financial statement accounts vary directly with sales. Which of the following is a significant limitation of this assumption?
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A
The method does not account for non-discretionary financing sources like accounts payable.
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B
It fails to consider that firms may experience economies of scale, causing expense ratios to decrease as sales increase.
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C
The model assumes a constant dividend payout ratio, which is unrealistic for most firms.
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D
It cannot be used to determine the need for external financing (EFN).