31. Why are car windows tinted? A. For aesthetic enhancement B. To block UV rays from the sun C. So the car will look more expensive D. To prevent the upholstery from fading 32. Which must be met for electricity to flow? There must be a light bulb A. B. There must be a source of electricity C. It should be plugged into electrical outlets D. There must be an incomplete path for electricity 33. Which is NOT TRUE about parallel circuits? A. Has light bulbs with different loops B. Each light has its own path of electricity C. Electric current flows through a single path. D. A break in one pathway does not make all the lights go out 34. How do you know that a complete circuit is closed? A. Bulb lights. B. No dry cell C. Wires are connected D. Bulb does not light 35. It's Christmas season your family is busy putting on Christmas lights, suddenly you broke one light, and all the lights went off. From the given situation, identify what is the DISADVANTAGE of series connection. A. It will still function. B. You can easily locate the broken bulb C. It is very hard to locate the broken bulb. D. When one bulb broke down all the other will not function​