Please choose the correct ending to complete the given sentence: Health: [header] How to prepare for your period [title] Be aware that you can get your period anytime between ages 8 to 16. [step] A period is a standard sign of puberty. [title] Know the signs.

Ending1: [step] Talk to your doctor about your period every two weeks. Then, schedule an appointment for a time that works for you. Ending2: [step] There are ways of telling if your period is coming. One way of telling if your period is near is discharge. Ending3: [step] Puberty signs vary depending on your age. [substeps] You do not need the placenta. Ending4: [step] Depending on your age, you may having high frequency or low frequency periods. Learn the signs and sit down during a period to learn them.

Answer format: ending1/ending2/ending3/ending4