I thought it was just a toss off question to a young kid that is of age in Canada. Take away that the Nats flak got ruffled and I'm thinking Bryce would have had a much gentler answer for the guy.
Not all Mormons abstain, and I'm betting that of those that do, an occasional beer is not considered grounds for excommunication.
I think the guy was just kissing up to the teenage phenom with a soft-toss of a question.
maybe he was looking for a plug for Molson export