Please choose the correct ending to complete the given sentence: Youth: [header] How to be nice to your little sister [title] Put yourself in her shoes. [step] Many of us are frustrated by younger siblings, especially when they're being mean or annoying. The first step to addressing this frustration is putting yourself in her shoes.

Ending1: The more you relate to her, the easier it is to be nice to her. For example : [substeps] Does she look up to you? Many younger sisters idolize their older siblings. Ending2: [substeps] You may view your older sister as not good enough or the smallest kid in your family, but as a young girl, that doesn't necessarily mean you can't put yourself in her shoes. Let's say you're in her shoes. Ending3: If she's treating you horribly, but not in a mean way, it's important to recognize when and how you'd really feel for her if you didn't have this little sister. [substeps] Older siblings tend to be less outgoing and build longer lasting relationships. Ending4: Imagine that you're in your sister's shoes and there are two things you could say in a mature way. [substeps] First, consider how unlikely it would be that you would need to be nice to your little sister.

Answer format: ending1/ending2/ending3/ending4