Bronze is an alloy of

The correct answer is (a) Copper and Tin.

Bronze is an alloy of copper and tin. It is one of the oldest metal alloys, and was first used in the Bronze Age. Bronze is stronger and more durable than copper, and it has a golden color. It is used to make a variety of objects, including coins, jewelry, and sculptures.

Copper and silver are not typically alloyed together. Copper and zinc form an alloy called brass, which is yellow in color. Copper and lead form an alloy called pewter, which is a white metal.