Markets do not move randomly, but follow patterns of behavior from fear to greed. Armed with this knowledge, one can anticipate the next market move with measurable advantage.
Lesson C describes what a market is supposed to look like. If it looks like a duck, walks like a duck, quacks like a duck, it probably is a duck. Knowing what a market is supposed to look like goes a long way to knowing what to expect in the future. Human nature does not change neither does its pattern. Lesson C teaches what the pattern looks like.