Driving in a sandstorm can result in harm to a car’s engine, as, while airborne, it can clog the car’s air filter or even enter the fuel line.
A. as, while airborne, it In the given stem "as, while airborne, it", so we need to know what is airborne, and the answer is "sand" and not the standstorm. So "it" has no proper referent in A. We can eliminate A for this reason.
wrong.B. while it is airborne, since sandit has to refer to sand, but here "it" is referring to the subject of the "sandstorm in previous present participle phrase
"Driving in a sandstorm can result in harm to a car’s engine", hence
wrong.C. as sand, while airborne,As we know, while clause is separated by commas, it must be non-essential to the statement.
so the entire sentence reads..
Driving in a sandstorm can result in harm to a car’s engine, as sand can clog the car’s air filter or even enter the fuel line. we have a clear meaning and this must be our answer.
D. as, while airborne, somethe sentence would read, "as some can clog the car’s air filter", we don't know what can, hence
wrong.E. since sand, while airborne, somethe sentence would read, "since sand some can clog the car’s air filter" alters the meaning of the sentence. b]Wrong[/b]
Correct Answer is option C