Answer:
Sponsorship
Explanation:
Sponsorship is an agreement between a sport organization or sport event and a business or corporate partner, which pays a fee to the sport entity (organization or event).
Either shoes or skinny jeans, I'd go with shoes. Xavier would grow in both height and weight as he goes through the growth spurt. As his height grows, his foot will grow accordingly as he needs support for his enlarging body. So he would need shoes prior to all others.