Suzette's Market Had Long-Term Debt of $638,100 at the Beginning

Suzette's Market had long-term debt of $638,100 at the beginning of the year compared to $574,600 at year-end.If the interest expense was $42,300, what was the firm's cash flow to creditors?

A) $21,200
B) $26,700
C) $54,900
D) $102,400
E) $105,800