Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to remove ink from an american girl doll's face [title] Buy a spot treatment with benzoyl peroxide. [step] This is the active ingredient in most acne creams or scrubs. Head to your local grocery store or pharmacy and check the labels of a few different products.

Ending1: You want to find a cream that has at least 10% benzoyl peroxide. If you use acne spot treatments at home, you may already have an effective stain treatment in your bathroom. Ending2: If there is more than one product, be sure to check product stores first. Other ingredients you can use to remove ink, such as benzoyl peroxide, are also available. Ending3: It's best to use benzoyl peroxide on infants as well as adult pets. [substeps] For infants, look for benzoyl peroxide at a local pet store or pharmacy instead of ordering it yourself. Ending4: [substeps] Benzoyl peroxide is often considered safe for human skin, but in some people it can cause irritation or other side effects. Your doctor may recommend applying this under the eyes, nose, or mouth.

Answer format: ending1/ending2/ending3/ending4