Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to remove chewing gum from a car seat [title] Put ice in a plastic bag. [step] Put 3 to 4 pieces of ice in a plastic bag and seal it. If you don't have ice on hand, use a freezer pack instead.

Ending1: This cold type of ice will close the visible gum pockets and will be much easier to remove when you are driving. [title] Use your hands to make a fist. Ending2: Place the plastic bag over the gum and ice. You may need to wrap around the edge of a plastic bag to find it's not covered with ice. Ending3: [substeps] The bag helps contain the water from the melting ice cube. If you are concerned about the water leaking, double bag the ice. Ending4: [substeps] You can find freezer bags online and at your local automotive supply store. Empty the ice packets out of the freezer.

Answer format: ending1/ending2/ending3/ending4