Final answer:
Connor chooses to run away by himself in chapters 1-3 of "Unwind" because of his desire for independence.
Step-by-step explanation:
In chapters 1-3 of "Unwind," Connor chooses to run away by himself because of his desire for independence. He feels suffocated and restricted by the rules and authority figures around him. By running away, he hopes to have control over his own life and make his own decisions.