Please choose the correct ending to complete the given sentence: Health: [header] How to build a foxhole [title] Select an appropriate site. [title] Dig a rectangular hole 6.5' by 3'. [step] The hole should be deep such that if you stand in the hole, the walls come up to your armpits.

Ending1: If a way goes up, it will be vertical and if you stand back this should be horizontal, a bed, log or concrete slab should be set at its base. [title] Till the ground to form a 5' x 6' square. Ending2: [title] Fill the hole with soil, grass, and/or weeds. [step] Use a shovel to get rid of any clumps and dirt. Ending3: [title] Dig sumps four or five inches wide stretching the entire width of the hole on the left and right sides. [step] Make these at least two feet deep. Ending4: [title] Set up a fence around the area. [step] You can place another fence near the first one that you made.

Answer format: ending1/ending2/ending3/ending4