pqhai wrote:
Hello Ron34
Let rephrase A: The bold part explains why one potential alternativeother than establishing a system of standards and fines is unacceptable.
It means theONLY way is to establish a system of standards and fines.
Now, let read the last sentence of the argument:
Thus the only option is to establish standards for the reasonable operation of airports and fine those that violate the guidelines.
So, A is clearly the answer.
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