a) how does lightning occur?

b)write about lightning conductor

Hi!
Please follow the links below.

https://www.meritnation.com/ask-answer/question/wath-is-lightning/science/1690377

https://www.meritnation.com/ask-answer/question/how-does-lightning-cccur/some-natural-phenomena/1701280

b) During a lightning, the lightning conductor conducts all the atmospheric charges to the Earth directly, leaving the building safe. Hence, lightning conductors protect a building from lightning.