The classic psychological recipe is the overbearing mother and/or the absentee or distant father, the other predominant factor is same sex sexual abuse. Add in the other kinds of abuse like mentioned in this article and you have a potential homosexual. They’re not born that way.
I know..two families at the moment...that have kids that say they are homosexual. Both mom's deny that their lack of a husband has anything to do with it.
It's sad...that they won't even entertain the thought.
FWIW-