Most Helpful Girl
Depends on the girl. We don't all like the same things. Just ask her basic questions about things she likes to do, or what movies/TV shows she likes, what books she likes to read, etc. If she mentions something you also like, talk about it at length.
Most Helpful Guy
Find out what she's interested in if she likes Naruto by God you better watch some Naruto and get this convoy going not all girls like to talk about the same thing