Step 1: Understanding Hydrazine.
Hydrazine is a chemical compound that is used in the treatment of tuberculosis. It is a precursor for several drugs, including those used for tuberculosis treatment.
Step 2: Analysis of options.
(A) Malaria: Hydrazine is not used for the treatment of malaria.
(B) Typhoid: Hydrazine is not used for the treatment of typhoid.
(C) Cholera: Hydrazine is not used for the treatment of cholera.
(D) Tuberculosis: Correct — Hydrazine is used in the treatment of tuberculosis, often in the form of hydrazine derivatives.
Step 3: Conclusion.
The correct answer is (D) because hydrazine is used in the treatment of tuberculosis.