The 2017 balance sheet of Staples, Inc. shows total assets of $8,271 million, operating assets of $6,566 million, operating liabilities of $3,527 million, and shareholders’ equity of $3,688 million. Staples' 2017 net operating assets are: Select one:
A. $11,798 million
B. $ 6,566 million
C. $ 4,744 million
D. $ 3,039 million
E. None of the above