Which of the following research methods would most effectively demonstrate that regular aerobic exercise improves people's memories?
A) experiment
B) naturalistic observation
C) survey
D) case study

Question

Quizplus · Accepted Answer

An experiment is the most effective research method to demonstrate a cause-and-effect relationship between regular aerobic exercise and improved memory. In an experiment, researchers can randomly assign participants to an exercise group or a control group, and then measure and compare their memory performance before and after the exercise intervention. This allows for greater control over extraneous variables and the ability to draw stronger causal conclusions.

Which of the Following Research Methods Would Most Effectively Demonstrate