What is the chemical symbol for bronze?

The chemical symbol for bronze is not represented by any specific chemical formula or symbol like the choices provided. Bronze is actually an alloy primarily composed of copper, often mixed with tin and sometimes other metals. The most relevant symbol here is that of copper, which is Cu.

Since bronze does not have a unique chemical symbol, it is understood to be a mixture rather than a single element; therefore, knowing that bronze consists mainly of copper is essential. The choice indicating Cu is correct because it denotes the primary metal in bronze, which is why that answer is the best representation of the material you are asking about.