Which method would you suggest? Briefly explain this method. Give reasons why this would be a suitable method.A manufacturer of motorcycles has developed a revolutionary new engine which allows for much higher power while at the same time needing less fuel. Unfortunately the exhaust fumes are three times as high as for conventional engines. Emissions are currently a hot topic in the press and therefore the firm is worried about their public image and not sure if it should use the engine for their next generation of motorcycles. The head of marketing proposes to ask your customers in a conventional survey which engine they preferred, the conventional or the new one. a) What problem do you see with this method? [2 Marks] b) Which method would you suggest? Briefly explain this method. Give reasons why this would be a suitable method