Hi!
There are C. 100 US Senators.
Answer:
I will choose the light bulb of Thomas Edison because it has a great impact for the world industry. The world changed when Edison invented the first light bulb. He had failed for 6000 times but he success. His first bulb has shine for 40 hours and he didn't sleep to check how long can it shine.
Explanation:
Spain along with France helped the United States during the American revolution by funding and providing aid.
