Sentence Correction (SC) | Re: Scientists have identified an asteroid, 2000 BF19, that is about half

Scientists have identified an asteroid, 2000 BF19, that is about half a mile wide and, if it strikes Earth, it can do tremendous damage to part of the planet but probably not cause planet-wide destruction.

(A) and, if it strikes Earth, it can do tremendous damage to part of the planetbut
correct structure That X ,and That Y - parallelism issue : Incorrect

(B) and, if it would strike Earth, part of the planet could experience a tremendous amount of damage but it would
same as A : Incorrect
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