Answer:
The correct answer is option d. pseudomonas.
Explanation:
Pseudomonas is one of common bacteria that is present all over the globe in water, soil, and even living beings or respirators. They are considered as the most opportunistic pathogens that can grow on the skin of people or organisms once come in touch, an area like armpits and genital area.
These are the pathogen bacteria that are essential as they are able to degrade compounds that are not possibly degraded by other microorganisms. These are resistant to many of the antibacterials and disinfectants.
Thus, the correct answer is option D. pseudomonas.