For his decision to allow them to return to their capital city and rebuild their temple, Darius received high praise from these people. Who were they?

Jews

Explanation:

Darius was the third Persian ruler after Cyrus the Great. Darius was very instrumental to the building of the temple in Jerusalem, by the sixth year of this reign the second Temple had been completed after permission had been earlier given about 16 years ago by Cyrus but there wasn't action to match this permission Darius allowed the construction to proceed against all odds and not only did he do that, he also helped the construction efforts along by providing resources from his royal treasury.

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; overt behavior;