Youll have to lodge the end of the sticks in the ground, you cant do it on this surface, it will tip over easily. Do it on dirt. Also get a stronger rope and tie the top through and through very well.
The question is incomplete and the full version can be found online.
Answer: Art Theory
Explanation:
Leon Battista Alberti, (1404 - 1472) was an Italian architect whose treatises De Pictura (1535), De Re Aedificatoria (ca. 1450), and De Statua (ca. 1462) contributed to the development of art theory about painting, architecture, and sculpture, and established him as the father of Renaissance art theory.
Alberti´s work was considered a key element of the Florentine Renaissance, as it presented the rules of scientific and mathematical balance of a new art theory.
The answer is (D) emphasize the graceful qualities of a bird.