Answer:
Zeus granted Tithonus immortality
Step-by-step explanation:
How would she survive without her love? She could not imagine such a life, and so she asked the greatest god of all, Zeus, to grant Tithonus immortality. "Please," Eos pleaded, "let my beloved Tithonus live forever." Her eyes filled with tears, her skin flushed, and even Zeus was moved, and so he granted her request.