Tech A says that vehicles with smaller engines require less gear ratios to operate efficiently. Tech B says that manufacturers have been adding more gear ratios in a quest for better fuel economy. Who is correct?
A) Tech A
B) Tech B
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Manufacturers have been adding more gear ratios to improve fuel economy by allowing engines to operate more efficiently at various speeds. Smaller engines do not necessarily require fewer gear ratios.

Tech a Says That Vehicles with Smaller Engines Require Less