Keystone Corporation's balance sheet showed the following liability and stockholders' equity amounts: Current Liabilities, $100,000; Bonds Payable, $150,000; Long-Term Lease Obligations, $20,000; Deferred Income Tax Liability, $5,000; and total stockholders' equity, $500,000. The debt-to-equity ratio is a. 0.35 b. 0.55 Oc. 1.22. d. 0.20