Match each term with the correct definition. An area on the Internet where a person can type a question or comment and other people can answer the question or comment on the original message. An evaluation of the effectiveness of the potential solution from a financial perspective. The first drawings, completed by engineers, of solutions that are in the early stages of development. A scientific way to discover facts about a certain topic or situation. Something an engineer gives up in order to meet specifications while staying within the constraints. A type of research that uses different forms of printed and digital materials as a source of information. A. Research B. Cost feasibility C. Trade-off D. Refined sketch E. Rough sketch F. Experimental research G. Discussion forum H. Library research