I believe the answer is: <span>Continuity theory
Continuity theory stated that under normal aging process, older adults usually will maintain the same behaviors and activities that they did in most of their adult life. It is a form of defense mechanism that people do in order to maintain their youth within them.</span>
The answer you're looking for is C:)
When people talk about resources they mean all of the above
That statement is False.
If the researcher is using random sampling, All subjects that chosen for the study had equal responsibility of being chosen
When the researcher determines that the amount of female and male subjects, must be the same, the research no longer has the equal opportunity for all the test subjects to be chosen.