This is a problem solving technique whereby experts, sitting in same room, write down their views privately. They then share their responses with the facilitator for discussion. The facilitator then asks them to consider what was said and write their revised views on the topic. This is done in multiple rounds. After each round further considerations are given to the issue until a consensus is reached. The technique is known as _______Delphi TechniqueDevil's AdvocacyMultiple AdvocacyNominal Group