Which is the cause of the boy's late arrival at Araby

The boy is late going to the Araby, the bazaar, is because of his uncle's fault. The boy can't leave for the bazaar until he acquires some money. The adults in the story cannot appreciate the significance of the bazaar because they are unmindful of the boy's love for Mangan's sister. They boy does not want to go to the bazaar for his own but somewhat because he swore to buy Mangan's sister something while they are there. He is not only in misery from the pains of young love but he is also being arduous because his uncle is not usually late to come home.