Consider the following statements regarding the network shown in the figure
i) The equivalent resistance of the network between A and B is independent of the value of R’
ii) The equivalent resistance of the network between points A and B is 4 R/3
iii) The current flowing through R’ is zero Which of the above statement through (s) is/are correct?
(a) (i) alone
(b) (ii) alone
(c) (ii) and (iii)
(d) (i), (ii) and (iii)