Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to survive in the wilderness without supplies [title] Carve a wooden knife by putting a rock in water and using it as a whetstone on a piece of wood. [title] For fire, make a firebow. [step] If you have tried a few times without success, put it away for a while; you do not want to waste to much energy.

Ending1: [title] For food, make a charcoal griddle. [step] This should be big enough for the animal to stand with their hand over, in fact it should be a woodstove or a large, sticky cooking log. Ending2: Only use this, if you have somewhere to take shelter. So far there is nothing else to use, aside from food. Ending3: [title] After 5 minutes, get your bow and a few trees. [step] If the ground is, start running away from it until the forest is gone. Ending4: [substeps] You can also use flint and steel, glasses, and even a car battery to start a fire! [title] For food, try making a bow or a spear. [substeps] If you are using a bow to fish, you don't need feathers on the end.

Answer format: ending1/ending2/ending3/ending4