Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to create a fictional world from scratch [title] Determine the atmosphere and weather of the world. [step] Is the atmosphere similar to earth, where the inhabitants can breathe in the air comfortably? Or is the atmosphere more gaseous or toxic, similar to a planet like saturn? Describe how the atmosphere looks, smells, and feels. [substeps] Consider the weather.

Ending1: How does it feel? The atmosphere should feel and sound similar to when we are silly or unnecessary. Imagine you and your friends are looking at the world from the top windows. Ending2: Is it the same in every part of the world? Is it warmer or cooler in certain spots? Does the weather change daily? Weekly? Monthly? [title] Identify the location of the world. [step] Specify where the world is located within the larger universe. Ending3: Is the atmosphere hospitable? Planets are not mentioned here, but are known for their atmosphere that contains a lot of gases. Are the atmosphere hospitable? In addition to gas and dust, is the atmosphere living or muted? [title] Understand their consequences. Ending4: Does everyone use earth for cooking, using astringents and other exothermic processes? This way, you'll be able to cross the boundaries of your fictional world. [title] Research your fictional world and see how it focuses on planet creation.

Answer format: ending1/ending2/ending3/ending4