So just WHERE do you propose they “do their business?” The public streets perhaps, or a back alley?
Do you think that boys should be molested by trannies, do you think that girls should be molested by trannies, or do you think nobody should be molested by trannies?
It’s not a hard question.
If they need to use a bathroom, they can do so at their houses, a port-o-potty (those are already gross), or at the mental institution they belong in.