Answer 1. AFLAC should adopt descriptive research design , beacause it helps to make specific prediction and describe the characteristics of relevant groups and its findings represent to the population at large.
Answer 2. Mainly the sale record, distributor report , add agency , and multimedia services research report would be useful in forcasting the demand for supplemental health and life insurance.
Answer 3. Sources of syndicated data that would be useful in forecasting the demand for supplemental health and life insurance are retailers , advertising evaluation , media panel, experimental surveys and ad agency.
Answer 4. The post test only control group is best in this situation, because its advertisement effectiveness will be obtained for both groups. this design takes low cost and time . Moreover , its result are comparable and it can apply in social media.
Answer 5. a factorial experimental design we will recommend because it can measure the effectiveness of advertisement of all groups .