Answer:
A. a replication of studies
Explanation:
A researcher performs a previous study following the same procedures to see if she will get the same results.This is an example of a replication of studies.
Carrying out a previous research under the same exact conditions to see if the results will be the same is simply a replication of study. Replication of studies is necessary for the validation of results gotten from the previous research.
Answer:
Feudalismo: Un sistema político y económico de Europa desde el siglo IX hasta aproximadamente el siglo XV basado en la tenencia de todas las tierras en feudo o tarifa y la relación resultante de señor a vasallo y caracterizado por el homenaje, el servicio legal y militar de los inquilinos y la confiscación. ... Los vasallos estaban en una clase algo más alta que los campesinos.
Explanation:
Africa is known for their precious diamond mining so diamond is one. Oil is also another big thing
A psychologist who describes actions in conditions of unconscious motivations and conflicts is using a “psychodynamic” perspective.