Juan is going to visit Roberto in Oregon. They are planning to take a bike trip together. Before Juan comes, Roberto sends him the following information about bicycle regulations in Oregon. What happens the first time someone gets caught riding without a helmet? A warning will be issued. A fine is issued but can be avoided with proof of a helmet purchase. A $25 fine is issued and must be paid within 16 days. A fine is issued but can be avoided by writing a letter of explanation to either ANSI or Snell.