Assume two employees Bob and Carol in the context of the Chinese Wall model. Considertwo conflict of interest classes COI1 = {X, Y} and COI2 = {U, V}. Let CDX, CDY, CDU,and CDV be the company data sets of companies X, Y, U, and V, respectively. We want to provide both read/write access to CDX and CDY, and read-only access to CDU and CDV.Show all the possible assignments of Bob and Carol to these CDs that are allowed by the Chinese Wall policy. Note that they may not be able to cover all the CDs for that you can assume there are others who can take on the assignment