The answer is b to this .
No, it isn't. They are diseases.
Answer:
The correct answer is herd immunity.
Explanation:
Herd immunity is the resistance against a contagious disease provided by the immune individuals which makes the major part of the population to few susceptible individuals in the community.
So as most of the population is immune to the disease therefore that disease is not able to overpass these immune individuals and the susceptible person is protected indirectly from that contagious disease. By vaccinating most of the people against a disease we can gain herd immunity. So the right answer is herd immunity.
A person suffering from anorexia nervosa typically suffers from low blood pressure, thin/weak bones, and damage to internal organs.
So the answer would be D (all of the above)
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