Rachel teaches the 2nd grade and suspects that two students in her class have behavioral problems. although she works fervently to keep the class running smoothly, the students' behaviors continually disrupts the learning environment. when the two students blurt out the answers before being called upon, push others in line, or constantly get out of their seats, other students become distracted and irritated. these students' behaviors might be considered abnormal by which criterion?

In three to four sentences explain how wage discrimination reaults in unegual pay and how this can be corrected

Afull irb committee meeting is convened and one agenda item is a new research proposal to evaluate how mothers interact with their learning-disabled child. the inclusion criteria require the children to be a minimum of five years of age. the protocol requires the mother of the child to look at the child without any expression and not to talk to the child for three minutes. the committee determined that the mother's required task may upset the child. the irb approved the study with appropriate language in the parental permission form regarding the possibility that children might become upset. after the start of the study, the principal investigator reports to the irb that, as expected, one of the children became upset. the incident was handled according to the protocol and the child is fine. what should the irb do with regard to this report?

Which factor contributed to the rise of african empires such as ghana and mali?