To help them study the world and organize ideas
Answer:
correct option is B. Primer residue
Explanation:
correct answer is Primer residue because primer residue are form from the ignition of the chemicals in primer when the firearm is discharge
and the result in formation of microscopic particle that is blown out of various opening in weapon when this weapon is discharge
and this primer residue is deposit on hand as firing weapon and hand weapon
but in the absence of primer residue on hand it is consistent with individual not have fire
so correct option is B. Primer residue
Answer:
b. A study in which subjects were assigned to study activities based on an undesirable or unflattering physical characteristic as assessed by members of the research team.
Explanation:
In case the subjects were used in the study judging by their unconventional, undesirable or unflattering looks and physical characteristics, it is better not to tell them the additional information after the study is concluded.
<u>In that case, reveling the additional information can result in subjects being hurt, offended and angry, the reason for choosing them may seem unethical and wrong, and the researcher (and the study) could be put in the problem.</u>
The subjects should not be harmed in the process and this study might cause them emotional harm.