What factor contributes the MOST to the natural resource wealth of Canada? A
the high level of entrepreneurship in the country
B
the large amount of territory the country controls
С
the high rate of literacy among the country's population
D
the location of the country in relation to the United States

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.        

a bad leader