Although the percentage of teens smoking has gone done in recent years,
the number is still approximately percent.

a. 30

b. 20

c. 10

d. 40

. Although fewer teens smoke than in the past, approximately 20 percent still do. If you’re under 18, smoking is illegal and you’ll face a heavy fine if caught.

Your answer shloud be 20%

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation: