Thomas edison is mistakenly credited with inventing the light bulb. what he did was to develop a a. light weight bulb. c. a long lasting filament. b. bulb that worked without electricity. d. bulb that took less electricity.

A long-lasting filament.  

Option: C

Explanation:

Thomas Edison wasn't the one who invented the bulb; rather he was the one whose mind enhanced the previous inventions on the light bulb and converted into the electric bulb officially.  In 1878, he filed a patent application on improving the electric lights. He took a thin filament that possessed high electric resistance and created incandescent lamps which were long-lasting. After experimenting with many filament i.e., carbon and platinum, he concluded using the carbon filament in the lamp which lasted for around 13.5 hours.

1. government controls industry through policy

2.government is both a consumer and a producer

4. government can use policy t influence economy

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