* The Denver Nuggets' coach, David Adelman, needs to try out different player combinations during the preseason games. This is like a science experiment to see who plays well together.
* The team knows its main players, but they need to figure out who will be good players coming off the bench to help when the starters need a break.
* By testing everyone in the preseason, the coach can be ready if any players get hurt during the regular season and needs to use other players.