> It's true that he didn't refill the gas tank before returning the car. He could have played that game, too—"yes, I filled the gas tank completely". What are

> It's true that he didn't refill the gas tank before returning the car. He could have played that game, too—"yes, I filled the gas tank completely". What are they going to say? If they say "no you didn't", he could ask them to prove it. If they claim he couldn't have because there is no gas tank, then he could ask what he should have done, that they were charging him to not do?