Which of the following terms is the process by which interest groups file lawsuits to try to change some kind of policy?

I think the answer would be B

answer; /// (culture);

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.