A. remove contaminants from people and equipment
decontamination: the process of cleaning an object or organism from contaminants and/or hazardous stuff/chemicals
This looks like there should be a list but i had this question in health before and the answer is virus cultureing.
Answer:
B. Urticaria, or hives
Explanation:
Urticaria (hives) are characterized by pink, itchy ,burning swelling that can occur in any part of body and these individiual wheals do not last longer than 24 hrs (1day) being furthere divided into acute and chronic urticaria.
Hence option B. Urticaria, or hives is the right choice.