Halka Company is a no-growth firm. Its sales fluctuate seasonally, causing total assets to vary from $370,000 to $410,000, but fixed assets remain constant at $260,000. If the firm follows a maturity matching (or moderate) working capital financing policy, what is the most likely total of long-term debt plus equity capital?

a. $630,000

b. $670,000

c. $410,000

d. $370,000

e. $390,000