Please choose the correct ending to complete the given sentence: Relationships: [header] How to tell if a girl is messing with you [title] Watch how she flirts. [step] How a girl flirts can give you an idea of whether she is really interested. Watch and take note.

Ending1: A girl who flirts playfully but doesn't flirt back, then that person is probably interested, too. [substeps] Wait until the two of you are alone to try flirting. Ending2: It's good to see whether an outgoing girl uses her body language to let you know she's interested in you. See if she has a subtle pout, for example. Ending3: How intense is her flirting? Does it seem light-hearted and friendly? This may mean she's not seriously interested. It could be something more if her attention feels like more than just play, though. Ending4: [substeps] If she teases you back once on a test, she may want to use it again on the next test. On a new test, she may flirt lightly and then joke around a little, but not with a lot of energy.

Answer format: ending1/ending2/ending3/ending4