A Researcher Is Interested in Learning If Elderly Persons Perceive

Multiple Choice

A researcher is interested in learning if elderly persons perceive their health to be satisfactory even with comorbidities and chronic illness. A large multisite assistive living facility will be the site. The researcher lists residents in alphabetical order and chooses every third person on the list. To ensure improved generalizability, the researcher is using:

A) triangulation.
B) randomization.
C) informed consent.
D) a meta-analysis approach.