The following information pertains to Diane Company. Assume that all balance sheet amounts represent both average and ending balance figures and that all sales were on credit.

Assets Cash and short-term investments $ 30,000

Accounts receivable (net) 20,000

Inventory 15,000

Property, plant, and equipment 185,000

Total assets $250,000

Liabilities and Stockholders' Equity Current liabilities $ 45,000

Long-term liabilities 70,000

Stockholders' equityCommon 135,000

Total liabilities and stockholders' equity $250,000

Income Statement Sales $85,000

Cost of goods sold 45,000

Gross margin $40,000

Operating expenses (15,000)

Interest expense (5,000)

Net income $20,000

Number of shares of common stock outstanding 6,000

Market price of common stock $20

Total dividends paid $9,000

Cash provided by operations $30,000

What is the rate earned on total assets for Diane Company?

a. 0.10%

b. 1.0%

c. 10.0%

d. 8.0%