Answer:
Option D.
Explanation:
Bronze, is the right answer.
Out of the Seven Wonders of the World, the Colossus of Rhodes is one. This statue was the statue of Helios, the Greek Sun God. This figure was created to memorialize Rhodes' supremacy over the king of Cyprus, whose heir Demetrius I of Macedon unsuccessfully attacked Rhodes in the year 305 BC. This figure was made of bronze and bolstered with iron.