The average production of type D cars in 5 years is what percent less than the production of type E cars in 2018?

The average production of type D cars in 5 years is what percent less

1.	The average production of type D cars in 5 years is what percent less than the production of type E cars in 2018?
A.	16.8
B.	15.9
C.	17.4
D.	18.6
Answer» E.