Which one of the following statements is true regarding STP?
A. STP is used to defend against spoofing attacks
B. STP is used to maintain the VLAN configuration consistency across the Layer 2 network.
C. STP is used to prevent loops from being formed when switches or bridges are interconnected via multiple paths across the Layer 2 network.
D. STP is used to negotiate whether an interconnection between two switches should be put into access or trunk mode.
E. STP is used to detect the loss of bidirectional communication on a link.
