Jill turned $17$ years old on June $1,202$ the same day as her graduation from high school. At her graduation party that night her Uncle Jack gave Jill a note in which he titled "Contract to Pay Jill $$1000$ as a Graduation Gift:". The note stated "I. Uncle Jack, promise to pay Jill the sum of $$1000$ on or before June $30,2021$ as a graduation gift." He signed the note. Jill wrote on the note, "Thanks, Uncle Jack, I am honored to accept your offer of $$1000."$ Jill also signed the document and gave it to Uncle Jack. It is now July $31$ and he is refusing to give Jill the money. Does she have a valid breach of contract case?

Yes, the promise is clear and in writing.

No$.$

No$,$ because Jill is a minor.

Yes, this is a valid contract.

No$,$ Jill must give reasonable time to pay.