Because if you are a gay, observant Catholic, teaching and the clergy are two traditionally receptive areas for employment (predicated on you being at least ostensibly closeted).

That seems totally fair.

Yes. And there's no law against complaining to consumer websites that your friend had a bad experience, or publicizing this ridiculous policy, so that visitors understand that the lack of complaints may come from the company's policies on speech, not the existence of satisfied customers. I'm not sure why anyone would…