10-year-old Julius walks into a toy store, GIOCATTOLI!, to buy a cool new dump truck with his birthday savings. Two days later, the truck Julius bought was deemed a collectable and began selling on EBay for triple the price Julius paid. GIOCATTOLI! manager realizes this and attempts to cancel the contract he made with Julius. Will this cancellation be successful? Why or why not? 

• Yes, because this contract is unenforceable
• No, this contract cannot be voided because it is assumed Julius's parents approved of the purchase.
• No, because this contract is valid
• No, because only Julius (or his parents on his behalf) can void the contract.
• Yes, this contract can be voided because Julius is a minor