Question

What was Thomas Edison's role in the development of the light bulb? He invented the light bulb. He improved electricity. He invented the arc lamp. He improved the light bulb.

Answer 1

He invented the arc lamp I believe if not he improved the the light bulb

Answer 2

Answer:

it's most likely He improved the light bulb.

Explanation:

he did not invent the arc lamp and inventing a light bulb doesn't improve electricity it improves people's lives because it's more convenient