Which excerpt presents a viewpoint?
a. "Among the cases in which biological evidence was collected, fingerprint evidence was collected in one-third of the cases."
b. "This, in part, is based on the belief that it is too expensive to collect biological evidence (and perform DNA analysis) in high-volume crimes . . ."
c. ". . . a Florida study revealed that 52 percent of that state's DNA database 'hits' against murder and sexual assault cases matched individuals who were originally placed in ...