Fix this using complete sentences with subject and a verb class versus individual characteristics, glass, fingerprints, hair, blood, tool marks. these are items listed are things that are going to be mentioned in the chapter. i think the chapter will present information can us understand criminal investigation better. how forensic files dna evidences is important in some criminal cases. and how data is collected in a crime scene and all of the above.

Class versus individual characteristics: glass and tool marks versus fingerprints, hair and blood is an example of it. The items listed are things that are going to be mentioned in the chapter, which I think will present information that can help us understand criminal investigation better. We are going to learn how much Forensic files and DNA evidences are important in some criminal cases, as well as how all of the above data is collected in a crime scene.

i think it may be b, i'm not exactly too sure on this. but b seems to make more sense.