It would be impossible to feel them move because they are moving to slow for us to realize it. Well, that is what I think.
1. “Research the problem” matches with “use reliable sources, talk to experts and take notes”
2. “Organize data” matches with “create charts or graphs to display the results”
3. “Design an experiment” matches with “set up a procedure for testing your ideas; including variables and controls”
4. “Hypothesis” matches with “must be testable and falsifiable”
5. “Choose a problem” matches with “Come up with a question that can be answered”
It's letter c i believe, because they need the DNA's instruction on how to copy the exact tissue copy.