we know that
The word odometer derives from the Greek hodós, which means "trajectory", "way" or "measure". An odometer is a device used to measure the distance traveled by a car. The result of this measurement appears on the instrument panel of your car and can be mechanical or digital.
see the attached figure to better understand the question
therefore
the answer is the option
A. total number of miles your car has been driven
This is a declarative sentence! =)