Answer: C. Blood is placed in a tightly sealed glass jar in preparation for transport.
Step-by-step explanation:
Blood is an evidence which can be used to establish the identity of the culprit or the victim. The blood evidence can be found both in the dry and wet forms.
C. Blood is placed in a tightly sealed glass jar in preparation for transport. is the correct option. This is because of the fact that the blood being in a fluid form should be packed and transported in the glass jar so that it remains uncontaminated with the airborne microbes and dust particles. The contamination may affect the analysis process of the blood.