Please choose the correct ending to complete the given sentence: Health: [header] How to travel without germs [title] Wash your hands before eating or touching your face. [step] When you touch a surface in the vehicle, gems may transfer to your hand. Regularly washing your hands will lessen the chance that germs are exposed to your eyes, nose, or mouth.

Ending1: [substeps] Wash your hands with soap and water if you plan to pass on your gem to other passengers. If you are driving on an interstate, wash your hands with soap and water after you have arrived in any destination. Ending2: [title] Wear gloves if traveling with an infant. [step] If it is a newborn child, it may be difficult to control the temperature in the vehicle by wearing gloves. Ending3: [substeps] Effective handwashing involves five steps: wet, lather, scrub, rinse, and dry. You should scrub for at least 20 seconds. Ending4: [title] Do not touch someone else's face. [step] Never touch or transfer a pearl or diamond or platinum ring.

Answer format: ending1/ending2/ending3/ending4