Which of the Following Explains the Deductive Approach to Research

Which of the following explains the deductive approach to research? The researcher:

A) makes some observations and develops a theory based on these observations.
B) develops some hypotheses to explain a correlation observed between two variables.
C) starts with a theory,forms hypotheses,makes observations,and then analyzes the data.
D) develops some hypotheses that lead to a theory about human behavior.