The correct answer to this open question is the following.
Although there are no options attached, we can say the following.
This character of the Trojan War was Odysseus.
Renowned by many as the ruler of Ithaca and the advisor of the King of Achaea. Odysseus played an important role in the story of the Trojan War and the creation of the famous Trojan Horse.
Of course, many historians consider the Trojan War a myth, although many people from Greece and Turkey think it was real.
Some historical writers such as Eratosthenes and Herodotus wrote about this epic event, but there has not been real evidence found by historians and researchers to affirm that this was a real event. It is a legend or a folktale.