Qua hành trình từ sông ra biển của nước trong đoạn trích, anh/chị rút ra bài học gì về lẽ sống

It could be anything, recent improvements in technology/telecommunication/internet have increased the pace of globalization.generally, it has something to do with technology. globalization means that people around the world are brought together through technology which speeds things up. so maybe some of those options could be correct. : )

Sometimes but itt depends, their is a lot if drugs on campus too so you really can't just say that