The following are true about what Asoka did as a ruler EXCEPT A.
He encouraged tolerance of other religions

B.
He put watering holes along the roadside

C.
He had a road built through the Himalayas for trade with Egypt

D.
He had hospitals built

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.        

its tr3way you already know

answer; taking detailed notes during the interview;