Smart Office Systems Inc, (SOSI) a Manufacturer of Office Equipment

Smart Office Systems Inc, (SOSI) a manufacturer of office equipment, in 2017, one of its best years, SOSI sold 1,000,000 units of its YAZ1 calculator for $20 each. In 2016, it sold 930,000 of that same unit for $17.75 each. The cost of the calculator was $16 and $15.00 for 2017 and 2016 respectively. Using the data from 2017 and 2016, what was SOSI's revenue effect of growth?

A) $1,242,500 U
B) $192,500 F
C) $1,242,500 F
D) $280,000 U