Answer :
The correct answer is D.
The Iliad is a Greek epic and the oldest written poem in Western literature, and it is believed that it was written by Homer.
Its story is focused on the anger of Achilles and tells the events occurred during 51 days in the last year of the Trojan War, which according to oral and written Greek tradition lasted ten years and ended with the victory of the Greeks thanks to the strategy devised by Odysseus (Ulysses).