Prior to birth, how many layers of the major brain are formed.

6

Explanation:

All of the layers of the brain are formed.

running

dancing

jumprope

walking

streching

jogging

hop scotch

swimming

riding your bike

skating

sit ups

push ups

crunches

sorry there were no options posted so i listed a bunch of workout activiteis

answer is b

  a   having low self-esteem

  b   having abusive family members

  c   having poor school attendance

  d   having friends who discuss gang life

living torture and being abused makes one not mind harming other people.

and also not being supported and abusing one turns one into this state.