Although newspapers reported that a murder victim had been stabbed with a knife, two police investigators knew that the actual murder weapon was a letter openor. While carefully monitoring the changes in heart and perspiration level of a prime suspect, the investigators asked him if he typically used a letter opener on his mail. The investigators were making use of the:
Options:
Answer:
Although newspapers reported that a murder victim had been stabbed with a knife, two police investigators knew that the actual murder weapon was a letter openor. While carefully monitoring the changes in heart and perspiration level of a prime suspect, the investigators asked him if he typically used a letter opener on his mail. The investigators were making use of the: Guilty knowledge test.
