Which car has the greatest efficiency?(1 point)

Responses

a 900 kg car that travels 15 km per liter of fuel
a 900 kg car that travels 15 km per liter of fuel

a 900 kg car that travels 20 km per liter of fuel
a 900 kg car that travels 20 km per liter of fuel

a 1,200 kg car that travels 15 km per liter of fuel
a 1,200 kg car that travels 15 km per liter of fuel

a 1,200 kg car that travels 20 km per liter of fuel

The car with the greatest efficiency is the one that travels 20 km per liter of fuel, regardless of its weight.