Moss Company's Asset Turnover for the Year Was 3

Moss Company's asset turnover for the year was 3.0. The firm's total assets were $2,500,000 at the beginning of the year and $3,100,000 at the end. Net sales for year were:

A) $6,300,000
B) $1,377,778
C) $6,975,000
D) $8,400,000
E) None of the above