It is a service marketing question

Please use the multi-attribute models (linear compensatory and the lexicographic approach) to determine if one should get: 1) Fully vaccinated for Covid -19 2) Wear a mask when it is difficult to socially distance and/or when you are inside a facility wear there is a gathering You have to use at least 6 attributes in each of the above two scenarios. It could be more. Using both linear compensatory approach and lexicographic approach, what is your decision in each scenario