Figure shows graph between \( I \) and \( V \) for two conductors \...

Figure shows graph between \( I \) and \( V \) for two conductors \( A \) and \( B \). Their respective resistances are in the ratio.
(1) \( 1: 1 \)
(2) \( 1: 3 \)
(3) 3 : 1
(4) \( 1: 2 \)