GMAT Sentence Correction (SC) | Re: As a building frame rises from the ground with a rudimentary

As a building frame rises from the ground with a rudimentary level of earthquake resistance, it would be rated about 60/100, or “substandard” if it were a finished structure with that level of earthquake resistance.

(A) As a building frame rises from the ground with a rudimentary level of earthquake resistance,it would be rated about 60/100, or“substandard” if it were a finished structure with that level of earthquake resistance.

(B) A building frame rises from the ground with a rudimentary
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