What Is NOT a Precaution That Should Be Taken to Collect

Multiple Choice

What is NOT a precaution that should be taken to collect and handle hair as evidence?

A) It should be packed in an envelope with sealed corners.
B) Two hairs are enough for a comparison sample.
C) Hair should be combed and pulled out.
D) When it is mixed with other bodily fluid it should be air dried before putting it in a paper bag.