What is the most likely reason Odysseus's dog Argos hung around the palace all these years?

Argos, Odysseus's dog, likely hung around the palace for years waiting for his master’s return. His loyalty symbolizes the bond between a pet and owner, showcasing Argos's unwavering faithfulness despite the neglect and deterioration around him. He represents the passage of time and the impact of Odysseus's long absence on both his family and loyal companions. Ultimately, Argos's waiting reflects the themes of loyalty and the consequences of neglect in the "Odyssey."