The two types of spaces relating to full and empty arrears are called

Positive and Negative space.

Explanation: Positive space is the area used and filled in, directly where the object of the painting is. Example: in the painting "Mona Lisa" the positive space would be Mona Lisa herself.

Negative space is the space that stays empty around the object. Example: the background of the scenery in a painting.

so, not gonna do the actual thing because that's just laziness for an easy assignment like this.

but someone that has a lot of information and interesting details about is picasso. you can easily write a 500 word essay about him and how overtime his paintings of himself got more and more deformed representing that he was forgetting what he looked like and that was from memory.