This is impossible to know. It probably goes back hundreds of years. To try to guess the year this happened is a waste of time.
a man should have to kiss women hand in age of 17 or 18.
1650
1939 1939
It means she is coming on to him.
Start by being a 40ish woman.
ask her to come over to your house and tell her to take off all her clothing even her underwear and start kissing her
no a girl cant get pregnant by kissing or hugging
no
you should ask politely. say something like, 'i have a problem and i was wondering if you could help me. do you have any advice on kissing, maybe from your teenage years?' respect and politeness always helps, and many will be happy to help
By then it will start to look like a woman's
You shouldn't be kissing at 10. Wait 5 more years, sweetie.
No. We did Seussical for our school show last year and I still have the script, and there's no kissing at all.