Question 1 We know that passengers can be either helpful or harmful to a driver. Describe a pro and a con of having passengers in your car. Also, explain a strategy you will use to manage teen passengers that ensures safety in your vehicle.

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.