Stanley operates a restaurant as a sole proprietorship. Which of the following items are capital assets in the hands of Stanley?
a. The restaurant's tables and chairs.
b. A portable sound system used to play "theme music" for the restaurant.
c. The restaurant building that is an asset of the sole proprietorship.
d. An interest-bearing savings account used to keep the restaurant's excess cash.
e. None of the above.

The net working capital for Dana Dairy Products in 2019 was OA. $10,325 B. -$1,425 O C. -$10,325 O D. $14,250 Dana Dairy Products Key Ratios Industry Average Current ratio Quick ratio Average collection period Inventory turnover Debt ratio Times interest earned Gross profit margin Net profit margin Return on total assets Return on equity 1.3 0.8 23 days 21.7 64.7% 4.8 13.6% 1.0% 2.9% 8.2% Actual 2018 1.0 0.75 30 days 19 50% 5.5 12.0% 0.5% 2.0% 4.0% Actual 2019 Income Statement Dana Dairy Products For the Year Ended December 31, 2019 Sales revenue Less: Cost of goods sold Gross profits Less: Operating expenses Operating profits Less: Interest expense Net profits before taxes Less: Taxes (40%) Net profits after taxes $100,000 87,000 $ 13,000 11,000 $ 2,000 500 $ 1,500 600 $ 900 Cash Accounts receivable Inventories Total current assets Gross fixed assets Less: Accumulated depreciation Net fixed assets Total assets Accounts payable Accruals Total current liabilities Long-term debt Total liabilities Balance Sheet Dana Dairy Products December 31, 2019 Assets Common stock Liabilities & Stockholders' Equity $35,000 13,250 Retained earnings Total stockholders' equity Total liabilities & stockholders equity $1,000 8,900 4,350 $14,250 21,750 $36,000 $ 9,000 6,675 $15,675 4,125 $19,800 1,000 15,200 $16,200 $36,000