'Who or What Is the Source of the Data?' Is

question 28

Multiple Choice

'Who or what is the source of the data?' is a fundamental question typically asked at which planning stage of a research design?

• A) Selection of research design
• B) Sample selection
• C) Data analysis and evaluation
• D) Problem definition

---

Definitions:

Anaphase I

A stage of meiosis where homologous chromosomes are pulled apart towards opposite poles of the cell.

Isoelectric EEG

An electroencephalogram pattern indicating no electrical activity in the brain, typically seen after brain death.

Brain Death

A clinical and legal determination of death based on the irreversible loss of all functions of the brain, including the brainstem.

Pain Stimuli

External or internal factors that can cause the sensation of pain, triggering the body's pain response mechanisms.