A forensic scientist can compare the
of suspects to the DNA
found at a crime scene.

Investigators could compare DNA profiles of biological evidence samples with a databank to search for suspects

hope it will help :)

an electric circuit

the answer would most likely be c, because if it's a comical piece of information, it may likely not be true, if it's a site that allows anybody to edit the content, it could mean a five year old is typing the info, and if it's a tv show produced by a celeb, it may have a biased opinion.