The pair(s) which will show displacement reaction is/are
(i) NaCl solution and copper metal
(ii) AgNO3 solution and copper metal
(iii) Al2(SO4)3 solution and magnesium metal
(iv) ZnSO4 solution and iron metal
(a) (ii) only
(b) (ii) and (iii)
(c) (iii) and (iv)
(d) (i) and (ii)
(i) NaCl solution and copper metal
(ii) AgNO3 solution and copper metal
(iii) Al2(SO4)3 solution and magnesium metal
(iv) ZnSO4 solution and iron metal
(a) (ii) only
(b) (ii) and (iii)
(c) (iii) and (iv)
(d) (i) and (ii)