Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make buffalo chicken macaroni and cheese [title] Place the chicken breasts in a large saucepan and fill it with cold water. [step] Add just enough water until the chicken is covered by an inch. [title] Allow the water to boil on medium-high heat.

Ending1: [title] Reduce the heat and allow the chicken to simmer for 15 minutes. [step] Cover the saucepan with a lid while the chicken cooks. Ending2: [step] Stir occasionally so that the chicken cooks evenly. [title] Drain the water and place the chicken pieces in a bowl with a lid. Ending3: [step] Watch as the chicken increases in size. When it reaches the desired amount of volume, add the next step. Ending4: [step] Then turn the pan over and add the chicken directly in the water. [substeps] Be careful not to cook any longer in the water.

Answer format: ending1/ending2/ending3/ending4