PLEASE HELPPP Which of these is a form of political protest used in colonial America and today to discuss important issues in the community?

A Petitions
B Protests
C Participating in town hall meetings
D Writing letters to elected officials

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.