(A) copper, zinc and iron
(B) iron, nickel and copper
(C) iron, lead and tin
(D) iron, aluminium and magnesium
(E) copper, zinc and antimony
(A) copper, zinc and iron
(B) iron, nickel and copper
(C) iron, lead and tin
(D) iron, aluminium and magnesium
(E) copper, zinc and antimony
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