Which of the Following Statements Is True of the Research

Which of the following statements is true of the research process?

A) Each step in the process is independent of the others.
B) A poorly designed study can be "saved" in later stages of the process.
C) Existing research is rarely a source of new ideas for research.
D) The decisions made in one step of the process can affect the nature of the research and the conclusions drawn from it.