The correct answer is C. cholera.
Vibrio cholerae is a bacterium that causes cholera, an acute diarrheal illness that can be life-threatening if left untreated. The bacterium is spread through contaminated food or water. Symptoms of cholera include watery diarrhea, vomiting, and muscle cramps. In severe cases, cholera can lead to dehydration, shock, and death.
Tetanus is a bacterial disease caused by Clostridium tetani. The bacterium produces a toxin that causes muscle stiffness and spasms. Tetanus can be fatal if left untreated.
Influenza is a respiratory illness caused by influenza viruses. Symptoms of influenza include fever, cough, sore throat, runny or stuffy nose, muscle aches, and fatigue. Influenza can be serious, especially for young children, older adults, and people with certain chronic health conditions.
Typhoid fever is a bacterial disease caused by Salmonella typhi. The bacterium is spread through contaminated food or water. Symptoms of typhoid fever include fever, headache, cough, muscle aches, and loss of appetite. In severe cases, typhoid fever can lead to pneumonia, meningitis, and death.