The 'best' class is subjective, but for help deciding, check out differences between classes. Based on your user name, I'd think you would be partial to survivors. <img src="/ubbthreads/images/graemlins/winkwink.gif" alt="" />

A bow at the start of the game can make things a little easier on you against tough opponents.

If you don't mind spoilers, check out Early Starting Tips or Starter Tips? (spoilers).