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DIRECTIONS: Read the passage (s) given below and answer the questions that of follow. Passage - 2 A lightning conductor is a metal (usually copper) rod connecting the highest point on a building to the earth. Its purpose is to protect the building from a damaging discharge of electricity between the atmosphere and the building, that is, lightning strike. This device is invented by Benjamin Fanklin in 1750. Lightning conductor is used

A) to protect buildings from rain

B) to protect buildings from effects of lightning

C) to protect buildings from thunder.

D) all of these