[Solved] Which of the following chemical symbols corresponds to argon? A)A B)Ar C)Ag D)As E)none of the above Hormones: null Observations: The act of noticing or perceiving something and registering it as being significant, often used in research and studies for data collection. Pornographic Magazines: Printed publications containing images and texts intended to stimulate erotic feelings rather than convey art or education. Psychologist: A professional trained in the study of the mind and behavior, often providing therapy and counseling.