 Children trained to improve their role taking ability subsequently become more generous, more cooperative, and more apprehensive to the needs of others in comparison to children who received no role taking training.
<fluency>  Children trained to improve their role taking ability subsequently become more generous, more cooperative, and more apprehensive to the needs of others in comparison to children who received no role taking training.
 Children trained to improve their role-taking ability subsequently become more generous, more cooperative, and more apprehensive to the needs of others in comparison to children who received no role taking training.