Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to cook a crab [title] Freeze your crabs. [step] Place your crabs in the freezer for several hours. The cold air will numb the crabs and cause them to move around much slower.

Ending1: You can even lift the crabs out of the freezer by pressing on them as they freeze. It's much like trying to air dry a toilet; you're pressing the heat and air into the crab. Ending2: Try not to leave your crabs in the freezer much longer than this. You don't want the crabs to get too cold, so they're more likely to become cold as soon as they remove from the freezer. Ending3: Your crabs may need to be covered in freezer wax or ice. [substeps] You can either thaw frozen crabs in the freezer or cover them with wax. Ending4: This makes it easier to handle the crabs when killing them and may even dull their pain. Remember that once they're desensitized to pain, you should kill them immediately so they don't recover and feel pain again.

Answer format: ending1/ending2/ending3/ending4