Patrick is working on a series of photographs where, for each photo, he puts great time, detail, and care into arranging the visual elements to give the entire picture a sense of stability. What principle of design is Patrick focusing on in his photos?

Patrick is focusing on the principle of balance in his photographs. Balance refers to the distribution of visual weight in a composition, and achieving balance gives the overall image a feeling of stability and harmony. Through careful arrangement of elements such as color, shape, and texture, Patrick is able to create a visual equilibrium in each of his photos.