When you're ready, raise your hand. Now, I'll cover it up and ask you if certain shapes are part of the figure. Write down the letters of all of the shapes that are in the figure. Show that people are usually bad. Let's try number two.
Most people make a lot of mistakes.
Again, images and pictures are different. Overcoming low-level grouping information is hard, higher level organization should be possible. Now, imagine a circle around the k, just not touching it. Now, cut off the lower half of the k. A lot of people can do this sort of thing.