Which of the following statements are correct?
(i) Human body is a good conductor of electricity.
(ii) The air gap surrounding an electric circuit acts as a conductor.
(iii) Silver conducts electricity better than any other metal.
(iv) When electricity lights up a bulb, no heat is produced.
A (i) and (ii)
B (iii) and (iv)
C (i) and (iii)
D (ii) and (iii)
Can someone explain how the human body is a good conductor of electricity?