[Solved] A federal statute passed to regulate Web sites that contain obscene material or child pornography has now been ruled by the courts to violate due process of law to be: A) ambiguous. B) ultravirus. C) unconstitutional. D) unstatutory. Retinal Disparity: The slight difference in images perceived by the two eyes, which the brain uses to gauge depth and distance, contributing to three-dimensional vision. Accommodation: In the context of cognitive development, Jean Piaget's theory that describes the process by which individuals modify their cognitive structures to integrate new information. Wavelength: The distance between successive crests of a wave, especially points in a sound wave or electromagnetic wave. Amplitude: The height of a wave from its baseline, indicating the strength or intensity of the wave.