& What is the best age to start using a smartphone?
I think 13 is the best age.
but it can
t
L
First
smartphone is a very convinient
be a bad influence to the humans. If adults
give children smartphone, it'll very dangerous,
Second, junior high school students will get more
opportunities to go out. If they have a smartphone,
they can feel safe.
Therefore, I think 13 is the best age to start
using a smartphone,
