Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to fireproof a basement [title] Measure the distance between your basement wall studs. [step] Stretch a tape measure across the expanse from one stud to another. You should be measuring between the inner edges of the studs.

Ending1: Put a period or triangle of measurement across the wall to help predict the distance between studs. [substeps] For example, if you're measuring between the top-and bottom-most studs in the basement wall, measure around the tape measure pole 60 inches (76 cm). Ending2: Do not measure from the top or the ceiling, which are the upper studs. Measure from the rear of the studs to the bottom wall studs, which are the higher studs. Ending3: Write this number down, rounding to the nearest quarter inch (roughly 1.25 cm) the firestopping blocks will be cut to fit this space. [substeps] Before you begin, check to see if your the walls of your basement already have some form of fire-stopping in place. Ending4: [title] Measure the tallest studs in the basement. [step] The highest studs in the basement range from 1 to 3 inches (2.5 to 3.8 cm) high.

Answer format: ending1/ending2/ending3/ending4