It was well known that Thomas Edison __________the electric lamp.a、invented b、discovered c、found d、developed

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It was well known that Thomas Edison __________the electric lamp.a、invented b、discovered c、found d、developed
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It was well known that Thomas Edison __________the electric lamp.a、invented b、discovered c、found d、developed
It was well known that Thomas Edison __________the electric lamp.
a、invented
b、discovered
c、found
d、developed

It was well known that Thomas Edison __________the electric lamp.a、invented b、discovered c、found d、developed
A发明 其他是发展 发现的意思

a 发明 选这个
b 发现
c 找到
d 发展

选择a

选a,invented 发明
众所周知,爱迪生发明了电灯。
---电灯不是本来就有的,而是发明出来的。
discovered 发现
found 找到,发现
developed 发展

a

choose A