A researcher has second grade boys and girls view aggressive or non-aggressive cartoons. After viewing the cartoons, the children are observed playing in a room that contains a variety of toys. The number of aggressive acts displayed by the children is measured. This research design would be an example of a(n) design

IVxPV factorial research design

Explanation:

IV x PV design is a factorial design containing both an independent experimental variable (IV) and a non-experimental participant variable (PV).

It enables researchers to examine how multiple categories of people react to a certain variable being controlled, it is used in two or more independent variables to examine the respective key effects and interactions.

The researcher observes the number of aggressive acts displayed by the children after they are done watching the aggressive cartoon and measures it. This research design would be an example of IV x PV design. It helped the researcher observe how the different children (variables) reacts to a Factor.

the best and most correct answer among the choices provided by the question is the second choice "less supportive to the war of 1812"

the war of 1812 was a military conflict that lasted from june 1812 to february 1815, fought between the united states of america and the united kingdom, its north american colonies, and its native american allies.

i hope my answer has come to your . god bless and have a nice day ahead!