Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to carry surfboards on the roof of a vehicle [title] Securely attach racks to the vehicle. [step] If the racks are so-called " soft racks, " they should consist of more than just a web strap that wraps around the vehicle. [title] Straps that wrap around the rack and surfboard must be inspected for worn or weak spots.

Ending1: [step] Buckles on the straps should be the cam-spring type and not d-ring style. No-rust zinc buckles are preferred. Ending2: [step] Expensive picks help to make this job possible. Specially designed tightly-fitting and padded shoulder strap straps are also recommended for this job. Ending3: [title] If clothing shows beneath the booth, wear thin socks. [title] Wrap mesh or tape around under the motors to allow easy entry. Ending4: [title] Pvc ramps are the simplest way to place this on the roof of your vehicle. [step] Alternatively, you can simply block the top lip of a barn door with 6 inches (15.

Answer format: ending1/ending2/ending3/ending4