In a dispute over a sale involving a bicycle, Dain argues that as to this deal Ed$$s Hobby Shop, where Dain bought the bike, is a merchant. A court may determine whether Ed$$s is a merchant by assessing whether

a$.$its owner enjoys biking.

b$.$it has sold any bikes within the last year.

c$.$it subscribes to Bike, a biweekly trade magazine.

d$.$it holds itself out by occupation as having knowledge or skill unique to the bike in the transaction.