Please choose the correct ending to complete the given sentence: Health: [header] How to prevent strep throat [title] Avoid contact. [step] The main way to prevent strep throat is to avoid contact with someone you know is infected with strep throat. You should avoid any contact with that person, which means you should not touch them at all or share a close environment with them.

Ending1: [substeps] You should also stay away from places that may be irritating your sore throat while you sleep. Remember that your sore throat is not a symptom of strep throat. Ending2: You should also avoid touching anything that an infected person may have come into contact with. The objects could have the bacteria living on them and you might transmit it to yourself. Ending3: Contact an infected person at home, at school, or at work in order to avoid spreading the infection. [substeps] You should also avoid contact with anyone who has strep throat that is in high concentrations, such as cousins, aunts, uncles, siblings, and teachers. Ending4: Your safest bet is to avoid any contact with other people you know, and in turn avoiding your exposure to strep throat. [substeps] The vast majority of people infect themselves in the presence of their partner, so it's essential to not rely heavily on your partner.

Answer format: ending1/ending2/ending3/ending4