Which of the following statements about the location of Georgia in relation to Earth's hemispheres is correct? A.
Georgia is located in the Northern and Eastern Hemispheres.

B.
Georgia is located in the Northern and Western Hemispheres.

C.
Georgia is located in the Southern and Eastern Hemispheres.

D.
Georgia is located in the Southern and Western Hemispheres.

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; /// i believe the correct answer is general act charters;

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.