Which of the following about conduction is/are true?
(i) Conduction can transfer thermal energy faster in denser medium.
(ii) Conduction cannot happen together with convection.
(iii) Conduction can transfer thermal energy faster through good electrical conductors.
A(i) and (ii) only
B(i) and (iii) only
C(ii) and (iii) only
D(i), (ii) and (iii)