The 2021 financial statements of The New York Times Company reveal average shareholders' equity attributable to controlling interest of $837,283 thousand, net operating profit after tax of $96,148 thousand, net income attributable to The New York Times Company of $29,068 thousand, and average net operating assets of $706,696 thousand. The company's return on net operating assets (RNOA) for the year is: (round up to one decimal point) Select one: O a. 13.6% b.4.1% O c. 6.9% d. 18.7%