Selma made an error while creating a chart to describe the technological design process for a new vacuum.


Which best describes how Selma can correct the error in her chart?

Change “Identify a need” to “Identify a problem.”
Switch the descriptions for “Identify a need” and “Evaluate the solution.”
Change “Implement the solution” to “Test the prototype.”
Switch the stages “Evaluate the solution” and “Design a solution.”