Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to treat hamster dental problems [title] Restrain your hamster. [step] Gently restrain your hamster by carefully holding it by her scruff behind her neck. You shouldn't apply too much tension to the skin or you could cause its eyelids to retract (and pop the eyes out of the sockets).

Ending1: Left-handed people can attempt to restrain a hamster by gently grasping its chest with one hand and bringing the other over her head in front of her. This is probably the only restraining technique in the animal's arsenal. Ending2: [substeps] Make sure not to let your hamster put too much pressure on the bite mark-you could break the injury. Don't undo the gripping hold on the scruff. Ending3: Pressing too hard too hard could cause blood to drain from the hamster's eyes. [substeps] You don't have to use your hands to gently restrain your hamster. Ending4: [substeps] Set your hamster on a table or desk while you check her teeth. Holding it at a height could cause injury if she wriggles loose and falls.

Answer format: ending1/ending2/ending3/ending4