How are gatsby's parties like an amusement park? and what then does this suggest about the host?

Gatsby's parties are like an amusement park in the sense that there is alcohol, fun commotion and people from all aspects of life. This suggest that Gatsby himself is fun and really a mystery since nobody really knows who he is.

Abiography is a description of a real person's life, including factual details as well as stories from the person's life. biographies usually include information about the subject's personality and motivations, and other kinds of intimate details excluded in a general overview or profile of a person's life.