The description of these behaviors is termed the mechanism. When scientists are not provided with such a mechanism, then a description of a process, it's explanation, or it's understanding, is questioned. Astrology does not work with mechanisms. It works with relationships, patterns, tendencies, and interpretations. It does not always give a yes or no answer.
I hate the Drawing Canvas and I understand that it's not backward compatible, so I never use it. To turn it off in Word 2002 and above, go to Tools 4 Options, General tab. Untick Automatically create drawing canvas....
Click the WordArt you want to change. When you do that, the Drawing Tools Format tab will appear. On the Drawing Tools Format tab click Text Effects Transform and pick the one you want. Tip You can also change the look of your WordArt by rotating, flipping, or resizing it.