which is developed during the process of technological design?\nsolution\nexperiment\nconclusion\nsummary

Brief Explanations:

In technological design, the goal is to find a way to solve a problem or meet a need. A solution is developed as part of this process. Experiments are used to test ideas, conclusions are drawn from results of experiments, and summaries are overviews of the whole process. But the key element developed is the solution.

Answer:

solution