Which is the BEST reason against using polygraph machines at airports to detect terrorists?
A)Research has failed to demonstrate that polygraph machines can detect liars at greater than chance levels.
B)People can be trained to beat a polygraph;we would never catch a single terrorist.
C)We would detain thousands of innocent people for every terrorist that we identified.
D)It is estimated that the polygraph would add 20 minutes to the check-in process.

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The Answer of Which is the BEST reason against using polygraph machines at airports to detect terrorists?
A)Research has failed to demonstrate that polygraph machines can detect liars at greater than chance levels.
B)People can be trained to beat a polygraph;we would never catch a single terrorist.
C)We would detain thousands of innocent people for every terrorist that we identified.
D)It is estimated that the polygraph would add 20 minutes to the check-in process.

Which Is the BEST Reason Against Using Polygraph Machines at Airports