MCQOPTIONS
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				| 1. | 
                                    is particularly useful early in design. It is excellent technique to use with the prototype, because it provides a wealth of diagnosticinformation | 
                            
| A. | co-discovery | 
| B. | active intervention | 
| C. | splendid research | 
| D. | none of the given | 
| Answer» C. splendid research | |