The Total Cost to the U

The total cost to the U.S. of a terrorist attack occurring on its soil is

A) best measured by the insurance claims, since those are the costs that must be explicitly paid in dollars.
B) fully measured only by economic or opportunity costs, the highest valued opportunities foregone.
C) poorly measured by economic or opportunity costs, since these are usually vague and subjective.
D) fully and clearly recorded in the speeches of Osama bin Laden broadcast on Al Jazeera.