Please choose the correct ending to complete the given sentence: Youth: [header] How to check out a girl without her noticing [title] Shift your gaze around. [step] Staring makes it obvious that you're checking a girl out. Instead of keeping your eyes on her, pretend like you're looking around the room naturally.

Ending1: This is much easier to do in class and is a good thing. [substeps] This can also be the case in a relationship, so if she notices you focused on something else, she's probably not into it. Ending2: As you're moving your head and eyes around, sneak looks at the girl that you want to check out. [substeps] For instance if you notice her at a sporting event, you can pretend to watch the game but steal looks at her instead. Ending3: This technique works well for two reasons : [substeps] It's to keep your eyes from wandering over the girl. You get to focus your total gaze on someone else. Ending4: This way, you'll know she's watching you and can't get away from you. [substeps] When you do stare, it means that you are thinking about her and that you've observed her without her noticing.

Answer format: ending1/ending2/ending3/ending4