Ashton is a crime scene investigator. He ensures that all the evidence gathered at the scene is properly handled and labeled. What is Ashton protecting? Ashton ensures that the- blank -, the documentation of who possesses evidence at all times, is protected by properly handling and labeling evidence.

Ashton is protecting his license

Explanation : Ashton ensures that the liability , the documentation of who possesses evidence at all times, is protected by properly handling and labeling evidence.

answer; the edward snowden leaks of nsa classified material;

explanation:

allergens: overstimulate the nerve system

neurotics: attack nerve cells

mutagens: damage or otherwise alter dna sequence

generators: cause defects during growth and development  

carcinogens: cause unchecked cell growth

i hope you get the idea according to me these are the effects that happened.