Explain the RSTP root election process in this diagram and investigate how the RSTP react to establish a stable and loop free topology in the event of an indirect link failure, which could be due to a failure of a port

Figure 1 Networking diagram of basic RSTP confiaurations Network GE1/0/3 SwitchDS GE 1/0/1 GE1/0/1 GE1/0/3 Root S Bridge GE1/0/2 GE1/0/2 SwitchA RSTP GE1/0/3 GE 1/0/3 SwitchCS S SwitchB GE 1/0/1 GE 1/0/1 GE 1/0/2 GE 1/0/2 PC1 PC2 X Blocked port