Yes. the average age to be left alone is 16 i beleieve.. but i may be wrong. mos.t kids are responsible at 14-15 or even 13
No it's not illegal.
You can not kick your minor child out of his home, this is illegal.
Yes especialy the 7 year old.
No. Never can a two year old be left unsupervised.
yes
No, it is illegal. So: under adult supervision, yes.
it is not illegal for a 16 year old and a twenty year old to be together in England
No, but it is illegal for them to... do things.
No its not illegal. But dont leave her unless you have full trust in her.
Yes. It is illegal.
In most places, if you have sex: illegal, illegal, illegal.
Yes you can, only if the parent confirms it. And if the 14 year old can handle it.