What is the difference between construct validity, internal validity, and external validity?

How can misinformation interfere with memory? how might the memory of an eyewitness be affected by testing if they receive misinformation?

Which idea is central to democracy in the united states? everyone has an equal right to consumer goods. people should not compromise to settle differences. the minority has authority over the majority. freedom must be balanced with respect for the law.

He constitution dictates that the presiding officer of the senate is the a) majority whip. b) vice-president. c) majority leader. d) speaker of the house.