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My best friend is wearing a 22 K gold necklace . It means that _________.

I. 22 parts is made up of gold and 2 parts is copper
II. 22 parts is made up of copper and 2 parts is gold
III. 22 parts is made of silver and 2 parts is gold
IV. 22 parts is made up of gold and 78 parts is iron


Sagot :

Answer:

II.

Explanation:

is this answer right?