Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to grow mushrooms [title] Purchase oyster mushroom spawn. [step] Oyster mushrooms are the easiest to grow, and a great choice for novices. To get started, buy them online, in a home gardening store, or in a homebrew supply store in the form of " spawn ": spores or root-like mycelium stored in sawdust, grain, or agar.

Ending1: These spores keep the mushrooms fresh, while they will also attract harvesting bacteria and fungus. [substeps] Find other sites where you can grow mushrooms under your garden or at a greenhouse. Ending2: You can buy the spawn alone or as part of a complete oyster mushroom kit. Any oyster mushroom variety will work, but blue grey oysters and pink oysters are especially easy and quick to grow. Ending3: [substeps] Then, wash the mushroom thoroughly under clean water and place it in a shallow bucket. When you get home, you will be able to activate the sim's gut, which will result in energy generated to expand the mushroom. Ending4: You can buy a variety of kinds, such as seeds, fallen mushroom, ginger plants, dried mushrooms, and wheat. [substeps] Spores grow at almost twice as tall as the plants in your local garden center.

Answer format: ending1/ending2/ending3/ending4