Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to avoid odometer fraud [title] Examine the odometer for the number of miles. [substeps] Automobiles average about 12 , 000 miles a year. For example, if a car is 5 years old but has far fewer than 60 , 000 miles, the odometer may have been tampered with.

Ending1: Eyewitnesses won't think the car looks like the vehicle that drove it. On the other hand, travelers should always pay special attention to heavy metals, such as lead, iron, polyethylene, iron, copper, citric acid, since these are all harmful waste gasoline. Ending2: [title] Check for mileage reported on the odometer. [substeps] Many companies sell mileage reports based on odometer data for multiple reasons, but you must first check your mileage. Ending3: Odometer scams never go away completely; they start quickly, then dismiss the problems. [title] Look at your odometer exactly. Ending4: Look closely at the numbers on the odometer. Some auto makers program odometers to show an asterisk if the mileage is changed.

Answer format: ending1/ending2/ending3/ending4