Which of the following defines the crossover error rate for evaluating biometric systems?
A. The rate of people who are given accesswhen theyshould be deniedaccess.
B. The number of subjects or authentication attempts that can bevalidated.
C. The point where the number of false positives matches the numberof false negatives in a biometric system.
D. The rate of people who are denied accesswhen theyshould beallowed access