I think the term they, when speaking about a trans, could be useful. There is a young person ,we suspect in transitioning, and I am not sure what to call them. I am afraid either saying he or she, might make people think we are making fun of them , and the term " It "sounds like you don't even consider them ,to be a person
Mr Cherry brought this up to me ,after we had seen them checking out our groceries. I wouldn't deliberately make fun of anyone, and we both didn't know what was the correct way to use a pronoun in this case ,is.