"(A) As virtually all the nation's 50 busiest airports are"- This compares two clauses - the way nation's 50 airports were built with the WAY the NY airport is built.
"(C) Like virtually all of the nation's 50 busiest airports"- this compares the other airports to the way NY airports is built.
Changes in meaning,. Hence A is correct
"(C) Like virtually all of the nation's 50 busiest airports"- this compares the other airports to the way NY airports is built.
Changes in meaning,. Hence A is correct
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