Correlational studies address research questions that involve independent variables that cannot be directly manipulated. An example of this type of independent variable is ______.

The final phase of the sexual response is called resolution

Indicate whether the statement is true or false.

___________ was a 17th century physician who is credited with advocating an empirical approach to classification and diagnosis, which influenced Griesinger, and later Kraepelin

a) Sydenham b) Galen c) Darwin d) Breuer