✅ Correct Answer: Casual comparative research
Source: This question is taken from the Pedagogy
✅ Correct Answer: study
✅ Correct Answer: population.
✅ Correct Answer: casual comparative
✅ Correct Answer: cyclical
✅ Correct Answer: Ex post facto
✅ Correct Answer: comparative
✅ Correct Answer: characteristics
✅ Correct Answer: All of the above
✅ Correct Answer: four
✅ Correct Answer: During
✅ Correct Answer: Presentation method
✅ Correct Answer: pre
✅ Correct Answer: Hypothesis
✅ Correct Answer: problems