Answer:
b. A representative sample of individuals are questioned regarding their attitudes or behavior.
Step-by-step explanation:
A survey is a research method done by examining and recording any findings from the inspected data. In other words, a survey is when data is collected from a predefined group meant for any research work.
Therefore, a research method is when a representative sample of individuals is taken and questioned. Such questions can be about behaviors, or attitudes, depending on the area of research done or intended.
Thus, the correct answer is option b.