Explanation:
Option 1 is 
Property is : 
So, 
Option 2 is 
We can write it as : 
Option 3 is 
Property is : 
So,
It is clear that option a and c are same. But option b is different.
A mirror neuron is a neuron that fires both when an animal acts and when the animal observes the same action performed by another. it “mirrors” the behavior of the other.
An opportunistic pathogen is one that is particularly likely to cause disease in immunocompromised type of host.
<h3>What is pathogen?</h3>
- In biology, a pathogen is any organism or agent that has the potential to cause disease.
- Another name for a pathogen is an infectious agent or just a germ. In the 1880s, the word "pathogen" first became in use.
- A pathogen makes its host sick. Pathogens are sometimes referred to as infectious agents because they are the source of diseases.
- The emphasis on survival and reproduction is shared by all organisms, even pathogens.
- The immune system of the human body protects the body from infections.
- There are five basic categories of pathogenic organisms: bacteria, fungus, viruses, protozoa, and worms.
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