Answer: (B) Correlational
Explanation:
The correlational is one of the type of research method that helps in understanding the various types of statistical relationship between the two variables.
The correlational method is basically used for the research purpose for find out the connection between the two variables.
According to the given question, the researcher basically examine the relationship between the college student and the sleeping habit. Therefore, based on the above given study the correlational research method is the correct answer.