What are two features of PortFast? (Choose two.)

What are two features of PortFast? (Choose two.)

A. Convergence is fast after a link failure. B. STP loops are mitigated for uplinks to other switches. C. Ports transition directly from the blocking state to the forwarding state. D. Ports operate normally without receiving BPDUs. E. Ports that connect to the backbone automatically detect indirect link failures.