Use the Following Data to Determine the Total Dollar Amount

Use the following data to determine the total dollar amount of assets to be classified as investments. Carne Auto Supplies
Balance Sheet
December 31, 2017
$\begin{array}{lrlr}\text { Cash } & \$ 70,000 & \text { Accounts payable } & \$ 130,000 \\\text { Accounts receivable } & 100,000 & \text { Salaries and wages payable } & 20,000 \\\text { Inventory } & 140,000 & \text { Mortgage payable } & 180,000 \\\text { Prepaid insurance } & 80,000 & \text { Total liabilities } & \$ 330,000 \\\text { Stock investments } & 180,000 & &\\\text { Land } & 190,000 \\\text { Buildings } \quad \$ 230,000 &&\text { Common stock }&\$240,000\\\text { Less: Accumulated }&&\text { Retained earnings }&500,000\\\text { depreciation }\quad(60,000) &170,000&\text { Total stockholders' equity }&\$740,000\\\text { Trademarks } & 140,000&\text { Total liabilities and }\\\text { Total assets }&\$1,070,000&\text { stockholders' equity }&\$1,070,000\end{array}$

A) $0
B) $320,000
C) $180,000
D) $280,000