Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to fit a bed headboard [title] Measure between screw holes before buying. [step] Divan beds are designed as backless, but they often include screw holes for headboards to be added later. Before purchasing a new headboard, check how far apart its struts need to be in order to fit your bed.

Ending1: [substeps] The pin holes are usually indented where rollers come into play. When determining exact distance between head holes, use a tape measure and a pencil to find the distance between straight three out of four holes. Ending2: Allow enough clearance above the backless area to insert your head through the backless space. [title] Prop up a small board on the wall. Ending3: Check the back of your bed for bolts or screw holes on either side and measure the distance between them. [substeps] Larger beds may have more than one hole in a vertical line, but measuring these aren't necessary. Ending4: [title] Measure the wall before purchasing a headboard. [step] Before buying a bed frame, wrap a length of silk or wallpaper paper around the wall and pull it taut.

Answer format: ending1/ending2/ending3/ending4