A series of boxes is shown. Starting from the left, the first box is small and blue. The second box is wide, tall, and green. The third box is medium width and height, and it is purple. There is a large gap between the third and fourth boxes. The fourth box is similar in size to the first box and it is orange.

Question
Use the image to answer the question.
In the following example, the three boxes in the lower left seem to be related. This is an example of which of the following?
(1 point)
Responses

continuance
continuance

dominance
dominance

principle of proximity
principle of proximity

principle of similarity

principle of similarity