Which statement is true regarding ProfiSAFE?

A.
ProfiSAFE traffic must be carried on a network that is physically separated from automation traffic

B.
ProfiSAFE relies on the error detection mechanisms of Ethernet and TCP/IP to determine if there are network errors

C.
ProfiSAFE can be used in safety applications up to Safety Integrity Level 3 (SIL3)

D.
ProfiSAFE is only used by ProfiBUS PA and ProfiBUS DA devices