Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to give an insulin shot to dogs [title] Remove the cap on the needle. [step] Start by removing the cap from the needle on the syringe. The syringe should come with a plastic cap to ensure it is sterile.

Ending1: Take off the cap to reveal the reservoir. Inside, see if the syringe contains an insulin punch. Ending2: Ensure that the cap is placed in the same spot in the syringe or vial. [substeps] Before removing the cap, check that the needle is in the same place it was the one time your dog gave you their insulin. Ending3: [substeps] Once you remove the cap, pull the plunger back to the appropriate dose mark on the syringe. Your vet should tell you the dosage required for your dog. Ending4: With your pliers, pull the cap from the syringe and place it near the injection site. Lift the cap off and start to pull the needle back in.

Answer format: ending1/ending2/ending3/ending4