German silver is an alloy of

Options

A. Copper, nickel and silver
B. Silver, copper and aluminium
C. Zinc, copper and nickel
D. Silver, zinc and copper

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks what German silver is an alloy of. An alloy is a mixture of two or more metals.

2. **Identifying the Components**: From the information provided, we need to identify the metals that make up German silver.

3. **Composition of German Silver**: German silver is primarily composed of:
- 60% Copper (Cu)
- 20% Nickel (Ni)
- 20% Zinc (Zn)

4. **Conclusion**: Based on the composition, we can conclude that German silver is an alloy of zinc, copper, and nickel.

5. **Final Answer**: Therefore, the correct answer is that German silver is an alloy of zinc, copper, and nickel.

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