There Are Several Sources of Bias in Forensic Identification Procedures

There are several sources of bias in forensic identification procedures. Which of the following statements is NOT indicative of such a bias?

A) Trace evidence is almost always tested in labs closely affiliated with law enforcement and prosecution.
B) Forensic science is secretive and fears negative findings.
C) Forensic identification procedures are conducted in strictly controlled lab settings.
D) Most research on forensic identification techniques is sponsored by financially interested parties.