________ research design best meets the scientific need to control all relevant variables in a study.
A) The survey
B) Archival
C) The experiment
D) Participant observation

Question

Quizplus · Accepted Answer

The experiment is the research design that best meets the scientific need to control all relevant variables in a study. In an experiment, the researcher manipulates an independent variable to observe its effect on a dependent variable while controlling for other relevant variables. This design allows for the establishment of cause-and-effect relationships between variables.

________ Research Design Best Meets the Scientific Need to Control