The term “human capital flight” describes the migration of .
A.
criminals seeking to avoid capital punishment in their home country
B.
key individuals from the capital city of their home country
C.
bureaucrats to the capital of the host country
D.
highly trained or skilled professionals away from their home country

D.

Explanation:

highly trained or skilled professionals away from their home country is the correct choice.

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.