Use the following selected information from Wheeler, LLC to determine the 2017 and 2016 common size percentages for operating expenses using Net sales as the base.

2017 2016
Net sales $ 276,200 $ 231,400
Cost of goods sold 151,900 129,590
Operating expenses 55,240 53,240
Net earnings 27,820 19,820

Multiple Choice
O 23.9% for 2017 and 23% for 2016.
O 20.0% for 2017 and 23% for 20'16.
O103.9% for 2017 and 100.0% for 2016.
O 36.4% for 2017 and 41.1% for 2016.
O 55.0% for 2017 and 56.0% for 2016.