Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to cook shrimp [title] Prepare the shrimp. [step] Remove the shrimp from the refrigerator about 20 minutes before you plan to cook them. Rinse them with cool water and allow them to sit at room temperature.

Ending1: Slice off the head, mouth, and gill grate with a paring knife. Cut the shrimp into ½-inch (1 cm) pieces. Ending2: [substeps] Shrimp can be boiled with their peels on or after they have been peeled. [title] Fill a large pot with enough water to cover the shrimp completely. Ending3: Marinate the shrimp overnight in a 10-20 mg coconut oil-based brine until they're no longer pale. Keep them on a towel or a clean dish to drain after eating them. Ending4: Lay them dry, and trim the skin as needed. Then cut the legs and gills in half along their length to remove the skin.

Answer format: ending1/ending2/ending3/ending4