Multi-choice problem: Continue writing the next sentence in this paragraph:

How to clean behind your ears
Select an appropriate cleanser for your skin type.
Most people can simply use regular soap-whatever you wash your body with in the shower-to clean behind their ears. If you have sensitive skin, use a gentle foaming cleanser like a product you would use on your face.

Options: (1). Use a cleanser that you're familiar with-if it's comfortable on your body or face, it probably won't irritate the skin behind your ears. Use acne wash if you have blackheads.. (2). If you have sensitive skin, choose one you would use on your hands. If you have sensitive skin, always shampoo and condition your hair and hair first in a shower.. (3). You can buy a cleansing product at your local drugstore or pharmacy. Before applying the cleansing products, make sure you know your skin type so you can buy the right brand.. (4). If you have oily or dry skin, choose products with a ph of 70 (or higher) to avoid abrasions and pimples. Use a non-abrasive cleanser..
(1).