2nd. The placenta doesnt begin forming till the end of the first trimester.
Explanation:
I think that teens vape because of social media, Social medical has been proven to trigger anxiety or depression, On social media they not only see other people vaping without warnings, They also may vape to cope, Something that can be done to help is taking down pictures or videos of young adults vaping and showing the long term effects
I would say dancing,because its one of the exercise that you can do.
hope this helps..
