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Which of the following is a benefit of doing a presumptive test at a crime scene?

A. Can prevent potential poisoning
B. Can give false positive results
C. Adds to the cost of testing
D. Decreases safety

Sagot :

GinnyAnsweridn

Final answer:

Presumptive tests at a crime scene offer quick initial results that guide further investigation despite the possibility of false positives.


Explanation:

Presumptive tests at a crime scene offer the benefit of providing quick initial results that can guide further investigation. For example, in the case of detecting chemical warfare agents, a high sensitivity test like QUISTOR can be advantageous. While presumptive tests can yield false positives, they play a crucial role in the early stages of forensic analysis.


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