Under a conservative financing policy, a firm would use long-term financing to finance some of the temporary current assets. What should the firm do when a 'dip' in temporary current assets causes total assets to fall below the total long-term financing?

A. Use the excess funds to pay down long-term debt

B. Invest the excess long-term financing in marketable securities

C. Use the excess funds to repurchase common stock

D. Purchase additional plant and equipment

Answer: Option B