Which of the following is the MOST accurate statement regarding the invention and marketing of the electric light bulb? A
The invention and marketing of the light bulb did considerable damage to the oil industry since prior to the lightbulb people depended on oil lamps.

B
Thomas Edison discovered the mechanics of the light bulb by accident and had a very difficult time marketing the idea since oil for lamps had become plentiful.

C
The light bulb, once refined and marketed, revolutionized both home and industry since it extended inexpensive and safer daylight simulation to twenty-four hours.

D
Once the light bulb was refined to the stage of mass production, Edison realized that he had failed to develop the electrical network needed to support the invention.