Variation of current passing through a conductor as the voltage supplied across its ends as varied is shown in the adjoining diagram. If the resistance (R) is determined at the points A, B, C and D we will find that-
A. `R_(C)=R_(D)`
B. `R_(B) gt R_(A)`
C. `R_(C) gt R_(B)`
D. `R_(A) gt R_(C)`