My answer is: <span>C. At least two parallel groups of upright flowering branches used as line materials.</span>
Possibly A. line... I hope I helped you!
Graves (1902-1978), who attempted to gestate the fundamental principles of aesthetic order in visual design, in his book, The Art of Color and Design (1941), defined the elements of design as line, direction, shape, size, texture, value, and color, concluding that "these elements are the materials from which all .