Firm $4010$GreatClass created pro$-$forma statements for $2016.$ It has determined that with $15\%$ sales growth it will grow exactly at the Internal Growth Rate. How much is the External Funds Needed $($EFN$)$ to meet the $15\%$ growth in sales?

Group of answer choices

Zero

Cannot determine as no Income Statement or Balance Sheet information is presented

Cannot determine as it depends on whether or not the firm is operating at full capacity

The firm should need a positive amount of external funds to finance the $15\%$ sales growth