In 2017, Apple Computer reported the following results for the 4th quarter of operations:
Sales $46,852 million
Gross Margin $17,813 million
Net Margin $ 9,014 million
Current Assets $128,645 million
Total Assets $375,319 million
Calculate Apple's Return on Assets for the 4th quarter of 2017.
A. 4.7%
B. 7.0%
C. 12.5%
D. 2.4%