DIRECTIONS: Read the passage (s) given below and answer the questions that follow. Passage-1 Luminous objects give off their own light, such as the sun and stars. Fireflies and glow-worms are luminous. Non-luminous object do not give off light or glow. Non-luminous objects

• A. have their own light
• B. are visible when they reflect the light fallen them from luminous objects
• C. do not give off light     
• D. both (b) and (c)