When are fibers considered individual evidence? a) when they are torn b) when the yarn is twisted c) when the yarn is knotted d) when two or more different fibers are blended

The correct answer is: D) when two or more different fibers are blended.

During the crime investigation fiber analysis is an important factor. There is a possibility for fibers to be exchanged (fiber transfer), for example between the suspect and victim, if they were in physical contact at a crime. Fiber transfer depends on the type of clothing, duration of physical contact that occured between the suspect and victim, weather..  

there is no

explanation:

c is the correct answer!