11. parents should avoid sharing their own mistakes with children. true false question 12 (true/false worth 1 points) the teenage pregnancy rate in the united states has been falling over the past decade. true false question 13 (true/false worth 1 points) parents should wait before criticizing out of anger or frustration. true false question 14 (true/false worth 1 points) parents should take care to keep their verbal communication positive, but they don't need to worry about their nonverbal language. true false question 15 (true/false worth 1 points) parents should avoid sharing their feelings with their children. true false

[120 total points] (public health) in one of the largest human experiments ever conducted, in 1954 a randomized controlled trial was run to see whether a vaccine developed by a doctor named jonas salk was effective in preventing paralytic polio. a total of 401,974 children (ages 6–9), chosen to be representative of those who might be susceptible to the disease, were randomized to two groups: 200,745 children (the control group c) were injected with a harmless saline solution (a placebo) and the other 201,229 children (the treatment group t) were injected with salk’s vaccine.what was the point of giving saline solution to the children who didn’t get the vaccine? explain briefly.

Explain what you know about the cause of mental illnesses.

Being is not a situational factor common to adults who commit violent acts against children.