The inability to distinguish between one's perspective and someone else's perspective is known as

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.        

answer; the answer to the first question is (king james ii was replaced by his daughter mary and her dutch husband william of orange;