No.
Yes. He is an adult at 23 and she is a minor at 17. It is illegal.
Yes
it isn't illegal to date, but it is illegal to have sexual intercourse.
No, it is only illegal when you are over 18, its not illegal to date anyone younger or either older than you
No! That would be illegal.
Dating is not illegal; sex is illegal.
Dating itself is very rarely illegal in most countries and states. What might be illegal is sex.
Yes it's legal
Its not illegal to date but you cannot have sex. It would be classed as rape on the 20year old boy.
No, it's not, however, it's not recommend.
No. That would be illegal.
yes he can date a 13 year old girl i just dont know if he would want to but its not illegal