Raising a child is definitely not a joke,Some children naturally feels obligated to listen to the instructions of their parents, while some children despite the guidance and strict principles of their parents they still choose to be wayward. Like you said it is a matter of choice because at the end the child will be the one to reap the consequences of his/her actions.
It must have been really confusing for you to have two type of religion actively practiced in a house by your parents, I never thought that was possible. I mean I have seen families that start like this but eventually the wife or the husband will end up converting but both religion being practiced simultaneously is definitely new to me.
The detest for homosexuality is common among most Africans most especially Nigerians because we are culture oriented people and same sex marriage has never been a part of our culture.