Walter and lisa are driving their new car from houston to oklahoma city. walter insists on doing most of the driving because he claims to be the "much better driver." when they get to their destination, the car dashboard reports that they got 34 miles per gallon of gasoline during the trip. walter brags that, as the better driver, he knows how to get more out of the same amount of gasoline. lisa smiles and decides not to mention that the new car has a more fuel-efficient engine. which error is walter making by taking credit for the higher fuel economy on this trip? a) he has made a claim that cannot be falsified. b) he has engaged in too much replication. c) he has not ruled out rival explanations. d) he has not remembered the concept of occam’s razor.