Which of the Following Is NOT of One Wisconsin's Recommendations

Multiple Choice

Which of the following is NOT of one Wisconsin's recommendations for improving police lineups?

A) Present the suspect and the fillers simultaneously.
B) Instruct eyewitnesses that the real criminal may or may not be present in the lineup.
C) Use a "double blind" procedure.
D) Use fillers that will minimize any suggestiveness that might indicate the suspect.