Reeta puts two different objects in each of the following containers. Container (i): Copper coin and iron nail Container (ii): Steel nail and aluminium earring Container (iii): Marble and gold coin Container (iv): Nickel coin and steel nail She can use a magnet to separate the objects in containers

• A.  (i) and (ii)
• B.  (i), (ii) and (iii)
• C.  (i), (ii) and (iv)
• D.  (i), (ii), (iii) and (iv).