[Solved] Ashley sang and danced perfectly while rehearsing by herself for her concert. When it was time for her to actually perform in front of a large audience, Ashley forgot some of her lyrics and dance steps. This is an example of social A)development. B)facilitation. C)loafing. D)interference. Lens: A piece of transparent material, typically glass or plastic, which is used to refract or focus light rays. Pupil: The circular opening in the center of the eye that allows light to enter and reach the retina, and its size changes in response to light exposure and focus effort. Retina: The thin layer of tissue at the back of the inner eye that is sensitive to light and is crucial for vision, converting light into neural signals for the brain. Sensory Deprivation: A condition in which one or more of the senses is significantly reduced or removed, often used in therapy or for psychological experiments.