Question 14 (1.5 points) Which of the following best describes the image for a concave lens that forms whenever the magnitude of the object distance is less than that of the lens' focal length? inverted, smaller and real O upright, enlarged and virtual inverted, enlarged and real O upright, smaller and virtual Question 15 (1.5 points) 80MHz in a wave meaning 1 vibration (or oscillation) in 80,000,000 seconds 80 vibrations (or oscillation) in one second 1 vibration (or oscillation) in 80 seconds 80,000,000 vibrations (or oscillation) in one second