Which of the following organisms causes tuberculosis?

Candida is a genus of yeast that can cause fungal infections, primarily affecting mucosal areas such as the mouth and vagina, but it is not associated with tuberculosis. This organism is unrelated to the bacterial infection caused by Mycobacterium tuberculosis.

Escherichia, particularly Escherichia coli, is a bacterium commonly found in the intestines of humans and animals. While it can cause various infections, including gastrointestinal issues, it is not responsible for tuberculosis. Its pathogenic strains differ significantly from the causative agent of TB.

Staphylococcus is a genus of bacteria that includes Staphylococcus aureus, which can cause a range of infections, from skin infections to pneumonia. However, it does not cause tuberculosis, which is specifically linked to Mycobacterium tuberculosis.

Streptococcus is another genus of bacteria that includes pathogens causing illnesses such as strep throat and pneumonia. While these bacteria can lead to serious infections, they are not involved in the causation of tuberculosis, which is distinctly caused by Mycobacterium tuberculosis.