Please choose the correct ending to complete the given sentence: Starting a campfire: A man is crouching in the woods next to a pile of stones. He is explaining the building of a fire. he

Ending1: shows the pile of sticks up close to the start point. Ending2: sets rocks on the pile and adds wood to it. Ending3: lights the wood, creating a fire. Ending4: is using paper to measure the size of the fire.

Answer format: ending1/ending2/ending3/ending4