Fewer people oppose religious-based refusal of service to LGBTs.

A new poll finds fewer Americans oppose religious-based refusal of service to LGBTQ people. (Washington Blade file photo by Michael Key)

new study on LGBTQ issues made public Tuesday has found a modest — but noticeable and sustained — drop over time in opposition to business owners being allowed to refuse services to LGBTQ people.

The study, conducted by the non-profit research…