Which of the following statements best describes the relationship between top-down design and stepwise refinement?
1
Top-down design focuses on breaking down the problem, while stepwise refinement focuses on optimizing code.
2
Top-down design and stepwise refinement are two terms for the same process.
3
Top-down design involves high-level planning, while stepwise refinement involves detailed implementation.
4
Top-down design and stepwise refinement are unrelated concepts in software development.