Solid Drawing is checking the animation to make sure that there are no faults within your work. This usually turning it into black to see if there is anything wrong with the animation.
Staging is how we set up the scene where we put the camera, because depending on how we set up the scene or how we set up the camera we can amplify the effect of the animation that is being presented.
Anticipation is the build-up effect before a character takes an action, without anticipation you lose realism to the animation. Anticipation is the build of of an action instead of an instant action. Anticipation can improve the excitement of the scene.