Please write a full answer and give a good explanation

P.S the right answers are: c) and e)

In order to prevent deadlocks, let a system adopt the policy of forcing processes to request resources in ascending order of request type rank. In particular, when a process is requestinga resource of a certain type, the process cannot be holding other resources of higher or equal rank. Consider four resource types with the profile shown in the following table. Rank Resource Type Tegund ga Number of Instance:s Fjldi eintaka 2 4 3 2 Forgangur RT1 RT2 RT3 RT4 4 7 8 10 In order to prevent deadlocks, let a system adopt the policy of forcing processes to request resources in ascending order of request type rank. In particular, when a process is requestinga resource of a certain type, the process cannot be holding other resources of higher or equal rank. Consider four resource types with the profile shown in the following table. Rank Resource Type Tegund ga Number of Instance:s Fjldi eintaka 2 4 3 2 Forgangur RT1 RT2 RT3 RT4 4 7 8 10