Which of the following statements regarding the disease typhoid is/are correct ?
(i) Salmonella typhi are the pathogenic bacteria which enter human intestine through contaminated food and water migrate to other organs through blood.
(ii) Sustained high fever`(39^(@)C " to " 40^(@)C)`, weakness, stomach pain, constipation, headache and loss of appetite are some common symptons of typhoid.
(iii) Widal test is used for diagnosis of typhoid fever.
(iv) The patient of this disease is not required to be treated with antibiotics.

Options

A. (i) and (ii)
B. (iii) and (v)
C. (i), (ii) and (iv)
D. (i), (ii), (iii) and (iv)

Answer

C

Explanation

DPT vaccine is for diphtheria, pertussis and tetanus. The patient suffering from typhoid is required to be treated with antibiotics as it is a bacterial disease.