When greed or love are easily exploited

It was the telltale coughing of his two accomplices in the studio audience. Whenever the candidate in the British edition of “Who Wants To Be A Millionaire?” thinking aloud regarding which answer might be the right one. A cough for the correct answer, silence for the wrong one. The analysis of the sound and video sequences revealed the fraud at the time, the candidate, his wife and another accomplice were fined and conditionally imprisoned in Great Britain