Which metal is considered a precious metal?

• A. Platinum, Gold and Silver
• B. Copper
• C. Iron
• D. Aluminum

Answer: (A)

Precious metals are rare, valuable metals that have long been used for currency, jewelry, and investment due to their scarcity, beauty, and resistance to corrosion. Platinum, gold, and silver fit this description: gold is famously resistant to tarnish and has been a standard of wealth for centuries; silver is also scarce enough to be valuable and is widely used in jewelry and finer goods (though it can tarnish); platinum is rarer than gold and silver, very dense, and highly resistant to corrosion, making it both desirable and valuable in jewelry and industry.

The other metals listed are more common and typically not categorized as precious metals. Copper, iron, and aluminum are widely available and important for everyday uses, but they do not share the same combination of rarity and long-standing high value that defines precious metals.