Which action resolves the problem?

A network engineer is implementing the Cisco ACI Fabric and notices that the Leaf-1 switch is registered, has an assigned name, but is displayed as inactive in the APIC. After further investigation, it became clear that the leaf switch was recently moved from another Cisco ACI environment .

Which action resolves the problem?
A . Clean reload the Leaf-1 switch
B . Define the new TEP address for Leaf-1
C . Change the clock offset from low to high between apic 1 and Leaf-1
D . Modify the ISIS interface peering IP address between apic 1 and Leaf-1

Answer: B