(1) A person operating a moped or motorcycle commits the offense of unlawful moped or motorcycle operation if the person:
(a) Fails to sit astride, or to stand astride, the moped or motorcycle seat while facing forward; or
(b) Carries a package, bundle or other article that prevents the person from keeping both hands on the handlebars.
(2) The offense described in this section, unlawful moped or motorcycle operation, is a Class B traffic violation.