What assumption does the narrator make in this excerpt? that his mother's activities suggest an end to her grief that his mother's activities are adversely affecting her work that his mother's attention to the mirror suggests vanity that his mother's game-playing detracts from her time with him?

Which technological breakthrough of the 1950s revolutionized the way that americans kept up with news and world events? a) radio b) internet c) television d) motion pictures

  following the agreement that was reached in the treaty of indian springs in 1825, chief william mcintosh lost his life. why did this happen

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.