Erastic Corporation has $14,000 in cash, $8,000 in marketable securities, $34,000 in accounts receivable, $40,000 in inventories, and $42,000 in current liabilities. The corporation's current assets consist of cash, marketable securities, accounts receivable, and inventory. The corporation's acid-test ratio is closest to a). 0.81 b). 2.29. c). 1.33. d). 1.14