According to a study that analyzed the exposure to six stressors among poor children and middle-income children in the United States, which of the following is a difference between children in poor families and children in middle-income families?a. Unlike children in poor families, children in middle-income families were much more likely to separate from a parent. b. Unlike children in poor families, children in middle-income families were much less likely to have a peaceful home. c. Unlike children in middle-income families, children in poor families were much more likely to be exposed to violence.