The destruction of an Object shown on a Sequence diagram with an $"$X$"$ is important because:$$The destruction of an Object shown on a Sequence diagram with an $"$X$"$ is important because:$$Removal of objects from memory is accomplished by sending a message $"$X$"$ from Object A to Object BRemoval of objects from the Sequence diagram is a good way of creating good quality models that point to computing memory"X$"$ has no meaning in a Sequence diagram therefore none of these options are correctRemoval of objects from the memory frees up unused memory and leads to a cleaner design