For Year 2, Etzkorn Corporation's sales were $1,480,000, its gross margin was $580,000, its net operating income was $63,714, its net income before taxes was $42,714, and its net income was $29,900. The company's total stockholders' equity at the end of Year 2 amounted to $829,000 and at the end of Year 1 to $800,000. The company's return on equity for Year 2 is closest to:
a. 3.67%
b. 60.16%
c. 5.24%
d. 7.82%