According to my research on different experimental methodology, I can say that based on the information provided within the question Joaquin may have had some problems because of reactivity. Bringing bright lights and wearing yellow jump suits is not a normal scenery inside a McDonald's therefore it most likely caused many people and employees to be alarmed or shocked causing them to act differently than they normally would. This would ruin Joaquin's desire to do a naturalistic observation.
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Answer:Mathematical proportion, realism, and humanism are all elements of Greek art that influenced the Western aesthetic tradition. They reappeared with tremendous force during the Italian Renaissance. These elements have steadily reappeared in new forms throughout Western history.