reasons why do people danceWhy do people dance(detailed reasons)?

I have an assignment due monday about why people dance. I need different reasons, like to express themselves, impress others, religious values, etc. thanks ^^
I dance ballroom and I love perfection. I dance to master all the components. It's a lot of fun, and knowing I have achieved a level of skill makes it even more enjoyable. I challenged myself and succeeded. I feel wonderful when I'm moving with elegance and style.
people dance to express how they feel, it depends on the music really! whether you are rock , u might be angry or classicareasons why do people dancel you might be happy :D x also people dance to look good and really stand out.
I dance because it's my life. I dance because when im moving I'm nothing but happy. I dance for the satisfaction of performing on stage and hearing appalause. I dance to make lifelong friends. I dance to keep myself going. I dance because it's my passion. I dance because when I dance all my troubles go away. I dance to please my parents. I dance because it's all I have. I dance because for a moment I feel important. I dance for adrenaline and a moment of fear. I reasons why do people dancedance to fight through all the pain. I dance because I love what I do and I dance because without it I would not be who I am today.
Sometimes people dance because they're happy or they just wanna show off their dance moves to other.They can also dance because there might me some celebration like a birthday or something.Dancing can also describe a person like for example if a person dances to hip-hop, that means they're very outgoing.If they ballet, that might mean that they're very calm/shy etc.