Answer:
a. North Vietnam was controlled by communists.
1)Parents should have a family meeting when there is too much disagreement and all sit down and discuss the problem and come to some agreement in a calm way.2) they should also be house rules and all the children should have chores to do around the house.
It is nice to hear if all the societies are environmentally conscious, perhaps it is advantageous if a particular society is environmentally conscious. They are one of the best contributors to save our environment to make greener and to prevent pollution. If the society is aware of his/her surroundings he/she is conscious to not make our environment gets polluted.