Jayden needs groceries because he has just returned to college from the Christmas break. During the break, he depleted his food supplies and now needs to restock his kitchen. Having groceries on hand will ensure that he has access to nutritious meals and snacks while he focuses on his studies. Additionally, having groceries will save him time and money by allowing him to cook at home instead of relying on expensive takeout or dining hall meals. Overall, having groceries will help Jayden maintain a healthy and balanced diet, stay energized, and make his college experience more enjoyable.