Answer: c) Correlational study
Explanation:
Correlational study is type of researching method that is employed to acknowledge and understand the connection between different variable entities have with natural entities. They figure out the relationship between them and then research without having control over the variables .
According to the question, Pakistani students are getting linked with other variable to know about their suitable trend for college transition. Thus ,correlation study is being depicted.
other options are incorrect because experiment have tendency to change variable and then observe. Naturalistic observation is caused by observing natural environment.Introspection is self examining on basis of emotion and feelings.Thus, the correct option is option(c).