PLEASE HELP Individuals are egocentric and unable to consider another's point of view during which of Jean Piaget's stages of cognitive development?

Concrete operational
Formal operational
Preoperational
Sensorimotor

Aresearcher proposes to conduct a study at a foreign site. the research has been determined to be exempt from the federal regulations by institutional policy. according to federal regulations, is review required at the foreign site? if a proposed study qualifies for exemption, federal regulations do not require review at the foreign site where it will be conducted but still require review at the u. s. site by the institution’s irb. if a proposed study qualifies for exemption, federal regulations do not require review at the foreign site where it will be conducted. if a proposed study qualifies for exemption, federal regulations do require review at the foreign site where it will be conducted. if a proposed study qualifies for exemption, federal regulations do not require review at the foreign site where it will be conducted, but still require review by the institutional official at the local site.

What was included in most state constitutions that guaranteed protection of individual liberties based upon common law?

How does cultural diffusion affect civilization