Direction: In the following questions three/four out of the four/five alternatives are same in a certain way and so form a group. Find the odd one that does not belong to the group.
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					 NA
 
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- Zinc
 - Bronze
 - Silver
 - Platinum
 
 
Correct Option: D
Platinum is different from all others because it is very costly and generally not used to make utensils except all other are used to make utensils.