Which of the following is true regarding research by gibson and walk (1960) using the visual cliff? a) all of the babies in the study crossed the visual cliff when encouraged by their moms. b) gibson and walk demonstrated that babies are born with depth perception. c) infants are not capable of perceiving depth until they reach about 12 months of age. d) gibson and walk demonstrated that most babies displayed depth perception by they time they could crawl.

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?

Ahmad is five years old and he has just been caught watching television when he was supposed to be studying according his father’s orders. when his father hears of this incident, he yells at him, spanks him, and restricts him from watching television for one week. ahmad’s father is displaying a(n) parenting style in this scenario.

Why are governments formed? what role does government play in society? what would life be like without government? what purpose of government would have the most dramatic effect on society if it were taken away? which purpose of government has the greatest effect on your daily life?