a$.$ Given four SSDs of $512$ GB$,$ identified by $/$dev$/$sdb$,/$dev$/$sdc$,/$dev$/$sdd & $/$dev$/$sde$,$ how can you create a single partition of ~$2$ TB and filesystem using LVM$.$ How can you take snapshots for this this volume and activate the snapshot and update such snapshot? Explain the design of the LVM and elaborate the steps with command line syntax with arguments for each step