Final answer:
If Arast had waited and helped his brother, it could have strengthened their bond and improved their relationship.
Step-by-step explanation:
If Arast had waited and helped his brother, he would have strengthened their bond and potentially improved their relationship. By standing by his brother's side as a comrade, helping him in various tasks, and showing loyalty and support, Arast could have earned his brother's trust and admiration. This could have led to a deeper connection between them, allowing them to understand and appreciate each other better.