just found out from dd3 that she is seeing a 20 yr old boy, she is 5 weeks from her 16th birthday, have met this boy and if hadnt been told he was 20 wouldnt have put him there, have spoken to them about waiting till she 16 am i being silly as its so close?. she has been sexually active and taken care of contraception and taken tests without having to be told, and normally has a good head on her shoulders, but age difference is nattering me would appreciate any helpfull advice