Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to protect new tires [title] Purchase good quality tires. [step] Not only should they be purchased from a reliable brand, but they should be the right tires for your vehicle type and the season. Check the vehicle user's manual for advice, and discuss your options with the retailer before purchasing.

Ending1: [title] Inspect older tires for fine lines and grooves. [step] The initial price of old tires varies between models, so you may need to spend a few bucks looking for tire impressions. Ending2: [substeps] Make sure you have detailed road/pit details. Ask the retailer what you can use before buying these tires. Ending3: [title] Protect the tires with fitted, rubber mounting pads. [step] Rubber mounting pads give a layer of protection which protects the tires from rust, and can also help reduce damage to the wheels. Ending4: [title] Inspect the new tires before agreeing to buy them. [step] They should be free of imperfections, such as nicks, cuts or holes.

Answer format: ending1/ending2/ending3/ending4