If a teacher were to plan his curriculum where the class would discuss the dress, food, and holidays of another culture and then return to the "normal" curriculum, what type of approach to curriculum would he be said to be using?

Using mr smith and his id, identify two potential internal validity threats that might affect the a—b design. tell me how that threat might impact conclusions in the a—b design. note #1: you cannot use maturation (since i already did that one for note #2: there are some mr smith id threats that won’t have much impact in a single case design.