Answer:
it's a test used in criminology for determining the human or other source of a bloodstain.
The precipitin test identifies whether or not blood found on a crime scene is human or another species. Knowing the origin of the blood helps the forensic lab determine whose blood it is. The precipitin test can be preformed directly at the crime scene, this way you do not have to send false samples to the laboratory.
The precipitin test measures the response from the immune system of another animal by making anti-human antibodies to protect from human blood proteins.
I think that it is not he first option
Answer: The Federal Elections Commission, created in 1975 by an amendment to the Federal Election Campaign Act, has the responsibility to disclose campaign finance information, to enforce the provisions of the law such as the limits and prohibitions on contributions, and to oversee the public funding of U.S. presidential
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Explanation:
