Which of the following is always a component of allergies?
Out of all the answers shown above the one that best represents the one that is always a component of allergies is answer choice A) histamine.
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Answer:
biological
Explanation:
Sneezing<u><em> releases microorganisms into the air.</em></u> If Joey sneezes into the food, he will be introducing the microorganisms into it that will potentially multiply and cause food-borne illness. This is an example of improper handling of food. Such situation is also considered a <em>cross-contamination</em>. It is biological in nature because living organisms contaminated the food.